Physician Authors and Editors

Authors and Editors in Gastroenterology and Hepatology

Editors-in-Chief


Sanjiv Chopra, MD, MACP

  • Editor-in-Chief — Gastroenterology and Hepatology
  • Section Editor — General Hepatology; Gallbladder and Biliary Tract Disease
  • Professor of Medicine
  • Harvard Medical School
  • Senior Consultant in Hepatology
  • James Tullis Firm Chief
  • Beth Israel Deaconess Medical Center

J Thomas Lamont, MD

  • Editor-in-Chief — Gastroenterology and Hepatology
  • Section Editor — Anorectal Disorders and Misc. Lower GI Disease; Nutrition, Malabsorption, and Misc. Upper GI Disease
  • Professor of Medicine
  • Harvard Medical School

Deputy Editors


Shilpa Grover, MD, MPH, AGAF

  • Senior Deputy Editor — Gastroenterology/Hepatology
  • Assistant Professor of Medicine, Part-time
  • Harvard Medical School

Kristen M Robson, MD, MBA, FACG

  • Deputy Editor — Gastroenterology/Hepatology
  • Assistant Professor
  • Tufts University School of Medicine

Anne C Travis, MD, MSc, FACG, AGAF

  • Deputy Editor — Gastroenterology/Hepatology
  • Assistant Professor of Medicine, Part-time
  • Harvard Medical School

Section Editors


Robert S Brown, Jr, MD, MPH

  • Section Editor — Liver Transplantation
  • Gladys and Roland Harriman Professor of Medicine
  • Clinical Chief, Division of Gastroenterology and Hepatology
  • Weill Cornell Medical College

Sanjiv Chopra, MD, MACP

  • Editor-in-Chief — Gastroenterology and Hepatology
  • Section Editor — General Hepatology; Gallbladder and Biliary Tract Disease
  • Professor of Medicine
  • Harvard Medical School
  • Senior Consultant in Hepatology
  • James Tullis Firm Chief
  • Beth Israel Deaconess Medical Center

Adrian M Di Bisceglie, MD

  • Section Editor — Hepatitis C
  • Chief of Hepatology
  • Saint Louis University School of Medicine

Mark Feldman, MD, MACP, AGAF, FACG

  • Section Editor — Acid Peptic Disease
  • Texas Health Presbyterian Hospital Dallas
  • Clinical Professor of Internal Medicine
  • University of Texas Southwestern Medical School at Dallas

Lawrence S Friedman, MD

  • Section Editor — General Gastroenterology
  • Professor of Medicine
  • Harvard Medical School
  • Tufts University School of Medicine

Douglas A Howell, MD, FASGE, FACG

  • Section Editor — EUS/ERCP
  • Assistant Clinical Professor of Medicine, Tufts Medical School Director,
  • Pancreaticobiliary Center Director, Advanced Interventional Endoscopy Fellowship, Maine Medical Center

Jonathan B Kruskal, MD, PhD

  • Section Editor — Abdominal Imaging
  • Professor of Radiology
  • Harvard Medical School

J Thomas Lamont, MD

  • Editor-in-Chief — Gastroenterology and Hepatology
  • Section Editor — Anorectal Disorders and Misc. Lower GI Disease; Nutrition, Malabsorption, and Misc. Upper GI Disease
  • Professor of Medicine
  • Harvard Medical School

Keith D Lindor, MD

  • Section Editor — Alcoholic and Metabolic Liver Disease
  • Professor of Medicine, Mayo Clinic College of Medicine
  • Dean, College of Health Solutions
  • Arizona State University

Bruce A Runyon, MD

  • Section Editor — Cirrhosis and Its Complications
  • Special Hepatology Consultant to the Indian Health Service
  • Northern Navajo Medical Center, Shiprock, New Mexico

Paul Rutgeerts, MD, PhD, FRCP

  • Section Editor — Inflammatory Bowel Disease
  • Emeritus Professor of Medicine
  • University Hospital, Leuven, Belgium

John R Saltzman, MD, FACP, FACG, FASGE, AGAF

  • Section Editor — Therapeutic and Diagnostic Endoscopy
  • Professor of Medicine
  • Harvard Medical School

Nicholas J Talley, MD, PhD

  • Section Editor — Motility Disorders
  • Professor of Medicine, University of Newcastle, Australia
  • Adjunct Professor of Medicine and Epidemiology and Consultant, Mayo Clinic, Rochester, MN
  • Adjunct Professor, University of North Carolina

David C Whitcomb, MD, PhD

  • Section Editor — Pancreatic Diseases
  • Professor of Medicine
  • University of Pittsburgh School of Medicine

Editorial Assistants


Emily Lacey, MFA

  • Editorial Assistant – UpToDate

Authors


Eddie K Abdalla, MD, FACS

  • Medical Director, Liver and Pancreas Program
  • Northside Hospital Cancer Institute

Ghassan K Abou-Alfa, MD

  • Attending
  • Memorial Sloan Kettering Cancer Center
  • Associate Professor
  • Weill Cornell Medi

Diane Abraczinskas, MD

  • Assistant Professor of Medicine
  • Harvard Medical School

Clara Abraham, MD

  • Professor of Medicine
  • Yale University

Douglas G Adler, MD, FACG, AGAF, FASGE

  • Professor of Medicine
  • University of Utah School of Medicine

Nezam H Afdhal, MD, FRCPI

  • Senior Physician in Hepatology
  • Beth Israel Deaconess Medical Center

Rabia Agha, MD

  • Assistant Professor of Pediatrics
  • Albert Einstein College of Medicine

Vineet Ahuja, MD, DM

  • Professor of Gastroenterology
  • All India Institute of Medical Sciences

Jana Al Hashash, MD, MSc

  • Assistant Professor of Medicine
  • University of Pittsburgh
  • American University of Beirut, Beirut, Lebanon

Barbara D Alexander, MD, MHS

  • Professor of Medicine and Pathology
  • Duke University School of Medicine

H Richard Alexander, Jr, MD

  • Chief Surgical Officer,
  • Rutgers Cancer Institute of New Jersey
  • Professor, Department of Surgery,
  • Rutgers Robert Wood Johnson Medical School

Irene Alexandraki, MD, MPH

  • SGIM Peer Reviewer
  • Professor of Medicine
  • Florida State University College of Medicine

Tarek Alhamad, MD, MS, FACP, FASN

  • Assistant Professor of Medicine
  • Washington University School of Medicine

John Allendorf, MD, FACS

  • Associate Professor of Surgery
  • SUNY Stony Brook
  • Vice Chairman of Surgery
  • Winthrop University Hospital

Ban M Allos, MD

  • Assistant Professor
  • Vanderbilt University School of Medicine

Christopher D Anderson, MD, FACS

  • James D. Hardy Professor and Chair, Department of Surgery
  • Chief, Transplant and Hepatobiliary Surgery
  • University of Mississippi Medical Center

Karl E Anderson, MD, FACP

  • Professor
  • The University of Texas Medical Branch

Stephan Anderson, MD

  • Professor of Radiology
  • Boston University School of Medicine

Jason Andrews, MD

  • Assistant Professor of Medicine
  • Infectious Diseases
  • Stanford Medicine

Michael D Apstein, MD

  • Assistant Professor of Medicine
  • Harvard Medical School

Yousif I A-Rahim, MD, PhD

  • Instructor of Medicine
  • Harvard Medical School

Mustafa A Arain, MD

  • Associate Professor of Medicine
  • Division of Gastronenterology
  • University of California, San Francisco

Andrew Arnold, MD

  • Murray-Heilig Professor of Molecular Medicine
  • University of Connecticut

Sanjeev Arora, MD, MACP, FACG

  • Distinguished Professor of Medicine
  • Director, Project Echo
  • University of New Mexico School of Medicine

Stanley W Ashley, MD

  • Section Editor — Pancreatic and Hepatobiliary Surgery
  • Brigham and Women’s Hospital
  • Frank Sawyer Professor of Surgery
  • Harvard Medical School

John S Axford, DSc, MD, FRCP, FRCPCH

  • Section Editor — Scleroderma
  • Emeritus Professor of Rheumatology
  • St George's University of London

Nabeel Azeem, MD

  • Assistant Professor of Medicine
  • University of Minnesota

Bruce R Bacon, MD

  • Professor of Internal Medicine
  • Saint Louis University School of Medicine

Seema Baid-Agrawal, MD

  • Associate Professor of Medicine
  • Sahlgrenska Medical University, Gothenburg, Sweden

Jasmohan S Bajaj, MD

  • Associate Professor of Medicine
  • Virginia Commonwealth University and McGuire VA Medical Center

Robert D Baker, MD, PhD

  • Professor of Pediatrics
  • University at Buffalo, the State University of New York

Susan S Baker, MD, PhD

  • Professor of Pediatrics
  • University at Buffalo, the State University of New York

Johan S Bakken, MD, PhD

  • Associate Professor, School of Medicine
  • University of Minnesota, Duluth

Douglas W Ball, MD

  • Associate Professor of Medicine and Oncology
  • Johns Hopkins University School of Medicine

Kiran Bambha, MD, MS

  • Associate Professor of Medicine
  • Division of Gastroenterology and Hepatology
  • University of Washington

Jose Banchs, MD, FACC, FASE

  • Director of Echocardiography
  • Associate Professor of Medicine
  • Cardiology Department
  • University of Texas
  • MD Anderson Cancer Center

Subhas Banerjee, MD

  • Director of Endoscopy
  • Associate Professor of Medicine
  • Stanford University Medical Center

Carlton C Barnett, Jr, MD

  • Professor of Surgery
  • University of Colorado at Denver

Todd H Baron, MD

  • Director of Advanced Therapeutic Endoscopy
  • University of North Carolina, Chapel Hill

Amy Barto, MD

  • Clinical Instructor
  • Duke University Hospital

Tanios Bekaii-Saab, MD

  • Program Leader, GI Cancer,
  • Mayo Clinic Cancer Center Consultant, Mayo Clinic, Phoenix AZ
  • Professor, Mayo College of Medicine and Science

Lisa M Bellini, MD

  • Professor of Medicine
  • University of Pennsylvania Medical Center

Eldad Ben-Chetrit, MD

  • Professor of Medicine
  • Hadassah-Hebrew University Medical School

Johanna Bendell, MD

  • Director
  • GI Oncology Research
  • Sarah Cannon Research Institute

Jacques J Bergman, MD, PhD

  • Professor of Gastrointestinal Endoscopy
  • Head of Endoscopy
  • Department of Gastroenterology and Hepatology
  • Academic Medical Center Amsterdam

Emily Bergsland, MD

  • Professor of Medicine
  • University of California San Francisco

Jeffrey S Berman, MD

  • Professor of Medicine, Boston University School of Medicine
  • Director, Sarcoidosis Center, Boston Medical Center

Mark F Berry, MD

  • Associate Professor
  • Department of Cardiothoracic Surgery
  • Stanford University

Manoop S Bhutani, MD, FASGE, FACG, FACP

  • Professor of Medicine
  • University of Texas MD Anderson Cancer Center

Kenneth F Binmoeller, MD, FASGE, FACG

  • Director, Interventional Endoscopy
  • California Pacific Medical Center, San Francisco

Alain Bitton, MD, FRCPC

  • Professor of Medicine
  • McGill University and McGill University Health Centre

Neil R Blacklow, MD

  • Professor and Chair Emeritus of Medicine
  • University of Massachusetts Medical School

Ronald Bleday, MD

  • Associate Professor of Surgery
  • Harvard Medical School

Wissam Bleibel, MD

  • Instructor in Medicine
  • University of Virginia

Anthony Bleyer, MD, MS

  • Professor of Internal Medicine/Nephrology
  • Wake Forest University School of Medicine

Sabine Bohnacker, MD

  • GRN Medical Center, Sinsheim
  • Bergstrasse Medical Center, Heppenheim
  • University Hospital Heidelberg, Germany

Alan Bonder, MD

  • Department of Gastroenterology and Hepatology
  • Harvard Medical School

Peter A L Bonis, MD

  • Chief Medical Officer of Clinical Effectiveness (UpToDate, Clinical Drug Information, and Emmi Solutions)
  • Deputy Editor — Gastroenterology/Hepatology
  • Adjunct Professor of Medicine
  • Tufts University School of Medicine

Liliana Bordeianou, MD, MPH

  • Associate Professor of Surgery
  • Harvard Medical School

Thomas J Borody, MD, PhD, FRACP, FACG, FACP, AGAF, DSc

  • Adjunct Professor
  • University of Technology, Sydney
  • Director
  • Center for Digestive Diseases, Australia

Athos Bousvaros, MD

  • Professor of Pediatrics
  • Harvard Medical School

Steven Bowers, MD

  • Associate Professor of Surgery
  • Mayo Clinic College of Medicine

D Craig Brater, MD

  • Emeritus Dean
  • Indiana University School of Medicine
  • President
  • Regenstrief Foundation
  • President
  • Alliance for Academic Internal Medicine

Arturo Bravo, MD

  • Assistant Clinical Professor of Medicine
  • University of Texas Health Science Center at San Antonio

Elizabeth Breen, MD

  • Professor of Surgery, Harvard Medical School

James D Brierley, MB, BS, FRCP, FRCR, FRCPC

  • Professor
  • Department of Radiation Oncology
  • University of Toronto, Canada

Robert S Brown, Jr, MD, MPH

  • Section Editor — Liver Transplantation
  • Gladys and Roland Harriman Professor of Medicine
  • Clinical Chief, Division of Gastroenterology and Hepatology
  • Weill Cornell Medical College

John M Burkart, MD

  • Section Editor — Dialysis
  • Professor of Medicine/Nephrology
  • Wake Forest School of Medicine

David L Burns, MD

  • Associate Professor of Medicine
  • Tufts University School of Medicine

Michael J Burns, MD

  • Assistant Professor of Emergency Medicine
  • Harvard Medical School

Randall W Burt, MD

  • Emeritus Professor of Medicine, Huntsman Cancer Institute
  • University of Utah School of Medicine

Kathryn R Byrne, MD

  • Assistant Professor of Medicine
  • University of Utah School of Medicine

Michael Camilleri, MD

  • Professor of Medicine, Pharmacology, and Physiology
  • Mayo Clinic College of Medicine

Marcia Irene Canto, MD, MHS

  • Professor of Medicine and Oncology
  • Johns Hopkins University

Andrés Cárdenas, MD, PhD, MMSc, AGAF, FAASLD

  • Institut de Malalties Digestives i Metaboliques
  • Hospital Clinic, Barcelona, Spain
  • University of Barcelona

Robert L Carithers, Jr, MD

  • Professor of Medicine
  • University of Washington

Brooks D Cash, MD, FACG, AGAF, FACP

  • Chief of Gastroenterology, Hepatology, and Nutrition
  • The University of Texas Health Science Center at Houston
  • Professor of Medicine
  • McGovern Medical School

A Lee Cashman, RN, CWON

  • Wound and Ostomy Nurse
  • Baptist MD Anderson Cancer Center

Donald O Castell, MD

  • AGA Peer Reviewer
  • Professor of Medicine
  • Director, Esophageal Disorders Program
  • Medical University of South Carolina

Marc F Catalano, MD, FACG, FACP, FASGE, AGAF

  • The University of Texas Health Science Center at Houston
  • Professor of Medicine, Department of Internal Medicine, Division of Gastroenterology
  • Assistant Division Chief, Memorial Hermann Southeast Endoscopy & Chief of Therapeutic Endoscopy
  • Director of UT-MHH Advanced Endoscopy Training Program

David Cave, MD, PhD

  • Professor of Medicine
  • University of Massachusetts Medical Center

John Chabot, MD

  • David V. Habif Professor of Surgery
  • Columbia University Medical Center

Andrew Chan, MD, MPH

  • Associate Professor of Medicine
  • Harvard Medical School

Annie On On Chan, MD

  • Department of Medicine
  • University of Hong Kong

Jennifer Ang Chan, MD, MPH

  • Dana-Farber Cancer Institute

Tak-Mao Chan, MD, FRCP

  • Chair Professor & Yu Chiu Kwong Endowed Professor in Medicine
  • University of Hong Kong

Jason Chang Pik Eu, MBBS, MRCP

  • Department of Gastroenterology & Hepatology
  • Singapore General Hospital
  • Associate Professor
  • Duke-NUS Graduate Medical School Singapore

Adam S Cheifetz, MD

  • Associate Professor of Medicine
  • Harvard Medical School

Winson Y Cheung, MD, MPH

  • Associate Professor
  • Department of Oncology
  • Tom Baker Cancer Center
  • University of Calgary

Noah C Choi, MD

  • Professor of Radiation Oncology
  • Harvard Medical School
  • Distinguished Scholar of Thoracic Oncology
  • Massachusetts General Hospital

Sanjiv Chopra, MD, MACP

  • Editor-in-Chief — Gastroenterology and Hepatology
  • Section Editor — General Hepatology; Gallbladder and Biliary Tract Disease
  • Professor of Medicine
  • Harvard Medical School
  • Senior Consultant in Hepatology
  • James Tullis Firm Chief
  • Beth Israel Deaconess Medical Center

Vivian H Chu, MD, MHS

  • Associate Professor of Medicine
  • Duke University Medical Center

Daniel C Chung, MD

  • Associate Professor of Medicine
  • Harvard Medical School

Paul J Ciclitira, MD, PhD, FRCP

  • Professor of Gastroenterology
  • The Medical School
  • University of East Anglia

Thomas E Clancy, MD

  • Assistant Professor of Surgery
  • Harvard Medical School

Jeffrey W Clark, MD

  • Associate Professor of Medicine
  • Harvard Medical School

Nina M Clark, MD

  • Professor of Medicine
  • Clinical Director, Division of Infectious Diseases
  • Loyola University Medical Center

Shannon Clark, MD, MMS

  • Professor, Division of Maternal-Fetal Medicine
  • University of Texas Medical Branch-Galveston

Jonathan Cohen, MD

  • Clinical Professor of Medicine
  • New York University School of Medicine

Russell D Cohen, MD, FACG, AGAF

  • Professor of Medicine
  • The University of Chicago Medical Center

Graham A Colditz, MD, DrPH

  • Niess-Gain Professor in Medicine
  • Washington University School of Medicine

Felipe B Collares, MD

  • Instructor in Radiology
  • Harvard Medical School

Massimo Colombo, MD

  • Head Center for Translational Research in Hepatology
  • Humanitas Hospital Rozzano

Carolyn C Compton, MD, PhD

  • Professor
  • Arizona State University

Heidi M Connolly, MD, FACC, FASE

  • Section Editor — Congenital Heart Disease
  • Professor of Medicine
  • Mayo Medical School

Darwin L Conwell, MD, MS

  • Professor of Medicine
  • Division of Gastroenterology, Hepatology, and Nutrition
  • The Ohio State University

Guido Costamagna, MD, FACG

  • Professor of Surgery
  • Universita Cattolica del Sacro Cuore, Rome

Scott J Cotler, MD

  • Professor of Medicine
  • Director, Division of Hepatology
  • Loyola University Medical Center

William J Craigen, MD, PhD

  • Professor of Molecular and Human Genetics
  • Baylor College of Medicine

Ross D Cranston, MD

  • Hospital Clínic
  • Barcelona
  • Associate Professor
  • University of Barcelona

Sheila E Crowe, MD, FRCPC, FACP, FACG, AGAF

  • Professor of Medicine
  • University of California, San Diego

Garret J Cullen, MD

  • Associate Clinical Professor of Medicine
  • University College Dublin School of Medicine and Medical Science

Steven A Curley, MD, FACS

  • Oncology Institute Director,
  • Christus Trinity Clinic
  • Clinical Professor of Surgery,
  • Baylor College of Medicine

Michael P Curry, MD

  • Associate Professor of Medicine
  • Harvard Medical School

James C Cusack, Jr, MD

  • Associate Professor of Surgery
  • Harvard Medical School

Basil T Darras, MD

  • Professor of Neurology
  • Harvard Medical School

Shounak Das, MD

  • Volunteer Clinical Faculty, University of Texas Southwestern Medical School at Dallas
  • Department of Internal Medicine, Texas Health Presbyterian Hospital Dallas

Marta Davila, MD

  • Professor of Medicine
  • The University of Texas MD Anderson Cancer Center

Joshua Davis, PhD, MBBS, FRACP

  • Infectious Diseases Physician and Associate Professor
  • Menzies School of Health Research

Michael R DeBaun, MD, MPH

  • Section Editor — Red Cell Disorders
  • Professor of Pediatrics and Internal Medicine
  • Vanderbilt University School of Medicine

Mark H DeLegge, MD, FACG, AGAF

  • Professor of Medicine
  • Medical University of South Carolina

Myriam Delhaye, MD

  • Universite Libre de Bruxelles, Belgium

Christopher P Denton, MD

  • Professor of Experimental Rheumatology
  • Royal Free Hospital, London

David J Desilets, MD, PhD

  • Assistant Professor of Clinical Medicine
  • Tufts University School of Medicine

Adrian M Di Bisceglie, MD

  • Section Editor — Hepatitis C
  • Chief of Hepatology
  • Saint Louis University School of Medicine

John K DiBaise, MD

  • Professor of Medicine
  • Division of Gastroenterology and Hepatology
  • Mayo Clinic in Arizona

Walburga Dieterich, PhD

  • Assistant Professor of Molecular Medicine and Biochemistry
  • University of Erlangen-Nuernberg, Germany

Christoph F Dietrich, MD, MBA

  • Professor of Medicine, Johann Wolfgang Goethe-University
  • Frankfurt, Germany & Caritas-Krankenhaus, Bad Mergentheim

Chyke Doubeni, MD, FRCS, MPH

  • Professor of Family Medicine
  • Mayo Clinic College of Medicine and Science

Lorna M Dove, MD, MPH

  • Assistant Professor, Department of Medicine
  • Columbia University

Anette Duensing, MD

  • Assistant Professor of Pathology
  • University of Pittsburgh School of Medicine

Jean-François Dufour, MD

  • Associate Professor
  • University of Bern

Christopher Duggan, MD, MPH

  • Professor of Pediatrics, Harvard Medical School
  • Division of Gastroenterology, Hepatology, and Nutrition
  • Boston Children’s Hospital, Boston, MA

Ghada El-Hajj Fuleihan, MD, MPH

  • Professor of Medicine
  • American University of Beirut Medical Center, Lebanon

Christian Ell, MD, PhD

  • Sana Klinikum Offenbach, Offenbach, Germany
  • Affiliated with: Johann-Wolfgang Goethe
  • University Frankfurt

David H Ellison, MD, FASN, FAHA

  • Professor of Medicine and Physiology & Pharmacology
  • Oregon Health & Science University

James C Ellsmere, MD, MSc, FRCSC

  • Associate Professor of Surgery
  • Dalhousie University

Peter C Enzinger, MD

  • Director,
  • Center for Esophageal & Gastric Cancer, Dana-Farber Cancer Institute,
  • Associate Professor of Medicine,
  • Harvard Medical School

Gulchin A Ergun, MD

  • Professor of Clinical Medicine
  • Weill Cornell Medical College

Kathleen M Fairfield, MD, DrPH

  • Associate Chair, Department of Medicine
  • Maine Medical Center
  • Associate Professor of Medicine
  • Tufts University School of Medicine

Myron Falchuk, MD

  • Chief of Clinical Gastroenterology, Emeritus
  • Beth Israel Deaconess Medical Center

Pietro Familiari, MD, PhD

  • GI Endoscopy Consultant at Gemelli University Hospital, Rome, Italy
  • Clinical lecturer in Gastroenterology at Università Cattolica del Sacro Cuore, Rome, Italy

Francis A Farraye, MD, MSc

  • Professor of Medicine
  • Boston University School of Medicine

Richard J Farrell, MD

  • Gastroenterology Consultant, Connolly Hospital
  • Associate Clinical Professor, Royal College of Surgeons in Ireland

Kenneth E Fasanella, MD

  • Assistant Professor of Medicine
  • Director, Gastroenterology Fellowship Program
  • University of Pittsburgh Medical Center

Ronnie Fass, MD

  • AGA Peer Reviewer
  • Professor of Medicine
  • Case Western Reserve University

Jordan J Feld, MD, MPH

  • Associate Professor of Medicine
  • University of Toronto

Mark Feldman, MD, MACP, AGAF, FACG

  • Section Editor — Acid Peptic Disease
  • Texas Health Presbyterian Hospital Dallas
  • Clinical Professor of Internal Medicine
  • University of Texas Southwestern Medical School at Dallas

Peter Ferenci, MD

  • Professor of Medicine
  • Medical University of Vienna

Carlos Fernandez-del Castillo, MD

  • Professor of Surgery
  • Harvard Medical School

Francesco Ferrara, MD

  • Gastroenterologist
  • Treviso Hospital, Italy

Fernando C Fervenza, MD, PhD

  • Section Editor — Glomerular Diseases
  • Professor of Medicine
  • Mayo Clinic College of Medicine

Stephen J Ferzoco, MD

  • Chief of General Surgery
  • Atrius Health
  • Boston, MA

Alessandro Fichera, MD, FACS, FASCRS

  • Professor and Division Chief, Gastrointestinal Surgery
  • Department of Surgery
  • University of North Carolina at Chapel Hill

Maria Isabel Fiel, MD, FAASLD

  • Professor of Pathology
  • Icahn School of Medicine at Mount Sinai

Scott A Fink, MD, MPH, FACP

  • Clinical Associate Professor of Medicine
  • Jefferson Medical College, Philadelphia, PA

Jay A Fishman, MD

  • Professor of Medicine
  • Harvard Medical School
  • Director of Transplant Infectious Disease and Compromised Host Program
  • Massachusetts General Hospital

Mary B Fishman, MD

  • Professor of Medicine
  • Icahn School of Medicine at Mount Sinai

Steven Flamm, MD

  • Chief, Liver Transplantation Program
  • Professor of Medicine
  • Feinberg School of Medicine
  • Northwestern University

Phillip R Fleshner, MD, FACS

  • Division of Colorectal Surgery
  • Cedars-Sinai Medical Center

Justin Floyd, DO

  • Cancer Care Specialists of Illinois

Evan L Fogel, MD

  • Professor of Medicine
  • Indiana University School of Medicine

Christopher E Forsmark, MD

  • Professor of Medicine and Chief
  • Division of Gastroenterology, Hepatology, and Nutrition
  • University of Florida

Karin A Fox, MD, MEd

  • Assistant Professor, Associate Fellowship Director, Co-Chief of Maternal-Fetal Surgery Section,
  • Division of Maternal-Fetal Medicine
  • Baylor College of Medicine/Texas Children's Hospital

Arnold S Freedman, MD

  • Section Editor — Lymphoproliferative Disorders
  • Professor of Medicine
  • Harvard Medical School

Steven D Freedman, MD, PhD

  • Professor of Medicine
  • Harvard Medical School

Martin L Freeman, MD

  • Professor of Medicine
  • University of Minnesota

Joy L Fridey, MD

  • Regional Medical Director
  • American Red Cross Blood Services, Southern California

Shai Friedland, MD

  • Assistant Professor of Medicine
  • Palo Alto VA and Stanford University Medical Center

Gad Friedman, MD, FRCPC

  • Assistant Professor of Medicine
  • McGill University

Lawrence S Friedman, MD

  • Section Editor — General Gastroenterology
  • Professor of Medicine
  • Harvard Medical School
  • Tufts University School of Medicine

Scott L Friedman, MD

  • Fishberg Professor of Medicine
  • Icahn School of Medicine at Mount Sinai

Thomas Frieling, MD

  • Director Medizinische Klinik II
  • HELIOS Klinikum Krefeld, Germany

Harold Frucht, MD

  • Former Founding Director
  • Pancreas Cancer Prevention & Genetics Program
  • Columbia Colon Cancer Prevention Program
  • Columbia University

Daniel E Furst, MD

  • Section Editor — Treatment Issues in Rheumatology
  • Clinical professor, University of Washington, Seattle
  • Clinical professor, University of Florence, Florence, Italy
  • Professor of Rheumatology, University of California in Los Angeles (Emeritus)
  • Director of Research, Pacific Arthritis Associates

Paul J Gaglio, MD

  • Professor of Medicine (in Surgery)
  • Director: Hepatology Outreach
  • Columbia University College of Physicians and Surgeons Center for Liver Disease and Transplantation
  • NY Presbyterian Hospital-Columbia University Medical Center
  • 622 West 168th Street PH 14 Room 202 F
  • NY, NY 10032

Seng-Ian Gan, MD, FRCP(C)

  • University of British Columbia
  • Vancouver, BC, Canada
  • Clinical Associate Professor

Rajesh T Gandhi, MD

  • Section Editor — Opportunistic Infections
  • Professor of Medicine
  • Harvard Medical School

Juan Carlos Garcia-Pagán, MD, PhD

  • Senior Consultant in Hepatology, Head Hepatic Hemodynamic Lab,
  • Liver Unit, Hospital Clinic, IDIBAPS and CIBERehd
  • Associate Professor
  • University of Barcelona

Christine D Garner, PhD, RD, CLC

  • Clinical Assistant Professor, Department of Pediatrics
  • Texas Tech University School of Medicine

Irphan Gaslightwala, MD

  • Geisinger Health System

Michael S Gelfand, MD

  • Professor of Medicine
  • University of Tennessee College of Medicine

Andres Gelrud, MD, MMSc

  • Associate Professor of Medicine
  • University of Chicago

Daniel Gelrud, MD

  • Associate Professor of Clinical Medicine
  • Florida International University

Suku George, MD, MPH, FACP

  • GI Specialists of Georgia

M Eric Gershwin, MD, MACP, MACR

  • Distinguished Professor of Medicine
  • The Jack and Donald Chia Professor
  • Chief, Division of Rheumatology, Allergy and Clinical Immunology UC Davis

Michael K Gibson, MD, PhD, FACP

  • Associate Professor of Medicine
  • Research Director for Head and Neck Oncology
  • Vanderbilt University

Peter Gibson, MD

  • Monash University and Alfred Health
  • Professor and Director of Gastroenterology

Ramyar Gilani, MD

  • Assistant Professor of Surgery
  • Baylor College of Medicine

John S Goff, MD

  • Clinical Professor of Medicine
  • University of Colorado Denver, School of Medicine

Eric Goldberg, MD

  • Associate Professor of Medicine
  • University of Maryland School of Medicine

Joel E Goldberg, MD, FACS

  • Assistant Professor of Surgery
  • Harvard Medical School

Marcia B Goldberg, MD

  • Professor of Medicine (Microbiology)
  • Harvard Medical School

Richard M Goldberg, MD

  • Section Editor — Gastrointestinal Cancer
  • Director of the West Virginia University Cancer Institute and the Mary Babb Randolph Cancer Center
  • Professor of Medicine
  • Laurence S. & Jean J. DeLynn Chair of Oncology

Nirmala Gonsalves, MD

  • Associate Professor of Medicine
  • Northwestern University Feinberg School of Medicine

Fredric D Gordon, MD

  • Associate Professor of Medicine
  • Tufts University Medical School

Basavana Goudra, MD, FRCA, FCARCSI

  • Associate Professor of Anesthesiology and Critical Care Medicine
  • Perelman School of Medicine Hospital of the University of Pennsylvania

Praveen Govender, MB Bch

  • Assistant Professor of Medicine, Boston University School of Medicine
  • Associate Director Sarcoidosis Center, Boston Medical Center

William M Grady, MD

  • Professor of Medicine
  • University of Washington and the Fred Hutchinson Cancer Research Center

Camilla S Graham, MD

  • Assistant Professor in Medicine
  • Harvard Medical School
  • Beth Israel Deaconess Medical Center

David Y Graham, MD

  • Professor of Medicine
  • Michael E. DeBakey VAMC and Baylor College of Medicine

Leah Gramlich, MD, FRCPC

  • Professor of Medicine
  • University of Alberta

Richard J Grand, MD

  • Professor of Pediatrics
  • Boston Children's Hospital
  • Harvard Medical School

Amy L Graziani, PharmD

  • Associate Professor in Pharmacy, Adjunct Faculty
  • University of Pennsylvania School of Medicine and University of the Sciences, Philadelphia, PA

Norton J Greenberger, MD

  • Professor of Medicine (part-time)
  • Harvard Medical School

David A Greenwald, MD, FASGE, FACG

  • Professor of Clinical Medicine
  • The Mount Sinai Hospital

Frank G Gress, MD

  • Professor of Medicine
  • Icahn School of Medicine at Mount Sinai
  • Medical Director, Center for Interventional Endoscopy

Ian J Griffin, MB ChB

  • Director, Clinical and Translational Research
  • Biomedical Research Institute of New Jersey

Axel Grothey, MD

  • West Cancer Center, University of Tennessee

Shilpa Grover, MD, MPH, AGAF

  • Senior Deputy Editor — Gastroenterology/Hepatology
  • Assistant Professor of Medicine, Part-time
  • Harvard Medical School

Peter Grubel, MD

  • Mercy Medical Center
  • Des Moines, Iowa

Moises Guelrud, MD

  • Clinical Professor of Medicine
  • Tufts University School of Medicine

Naresh T Gunaratnam, MD

  • Director of Research
  • St. Joseph Mercy Hospital, Ann Arbor, MI

Kapil Gupta, MD, MPH

  • Associate Director: Pancreatic & Biliary Diseases
  • Cedars-Sinai Medical Center

David A Haggstrom, MD, MAS

  • Investigator
  • VA HSR&D Center of Excellence on Implementing Evidence-Based Practice
  • Associate Professor
  • Indiana University School of Medicine
  • Division of General Internal Medicine & Geriatrics

Magnus Halland, B.Med, B.Med.Sci, MPH, FRACP

  • Assistant Professor of Medicine
  • Division of Gastroenterology
  • Mayo Clinic
  • Rochester, MN

Allen Hamdan, MD

  • Clinical Director of Vascular and Endovascular Surgery
  • Associate Professor
  • Harvard Medical School

James P Hamilton, MD

  • Assistant Professor of Medicine
  • Johns Hopkins University School of Medicine

Gary D Hammer, MD, PhD

  • Millie Schembechler Professor of Adrenal Cancer
  • University of Michigan

Heinz F Hammer, MD

  • Associate Professor of Internal Medicine and Gastroenterology
  • Division of Gastroenterology and Hepatology
  • Medical University Graz, Austria

Karen Hardinger, PharmD, BCPS

  • Clinical Professor
  • University of Missouri-Kansas City

Gavin C Harewood, MD

  • Department of Gastroenterology
  • Beaumont Hospital, Dublin, Ireland

Jason B Harris, MD, MPH

  • Associate Professor of Pediatrics
  • Harvard Medical School

Douglas J Hartman, MD

  • Assistant Professor of Pathology
  • Division of Anatomic Pathology at University of Pittsburgh Medical Center

William L Hasler, MD

  • Professor of Internal Medicine
  • University of Michigan Health System

Adam V Haycock, MD, MBBS, FRCP

  • Consultant Gastroenterologist
  • Endoscopy Training Lead
  • Wolfson Unit for Endoscopy, St. Mark's Hospital, London
  • Honorary Senior Lecturer, Imperial College London

Pamela Hebbard, MD, FRCS

  • Assistant Professor of Surgery
  • University of Manitoba and CancerCare Manitoba

Michael A Heneghan, MD, MMedSc, FRCPI

  • Consultant Hepatologist & Professor of Hepatology
  • Clinical Director for Liver Services
  • Institute of Liver Studies, King's College Hospital

Lyndon V Hernandez, MD, MPH

  • Clinical Associate Professor
  • Medical College of Wisconsin

Dwight E Heron, MD, MBA, FACRO, FACR

  • Vice Chairman & Professor
  • University of Pittsburgh School of Medicine
  • Director of Radiation Services
  • University of Pittsburgh Cancer Institute

Martin Hertl, MD

  • Professor of Surgery
  • Rush University Medical Center

Paul J Hesketh, MD

  • Section Editor — Supportive Care
  • Director, Lahey Health Cancer Institute
  • Director, Thoracic Oncology, Lahey Hospital and Medical Center
  • Professor of Medicine, Tufts University School of Medicine

Robert Heuschkel, MBBS, MRCPCH

  • Consultant, Department of Pediatric Gastroenterology
  • Addenbrooke's Hospital, Cambridge, UK

Patricia L Hibberd, MD, PhD

  • Chair, Department of Global Health
  • Boston University School of Public Health

Leslie M Higuchi, MD, MPH

  • Assistant Professor of Pediatrics
  • Harvard Medical School

Richard A Hodin, MD

  • Professor of Surgery
  • Harvard Medical School

Christoph Högenauer, MD

  • Associate Professor of Internal Medicine and Gastroenterology
  • Division of Gastroenterology and Hepatology
  • Medical University Graz, Austria

Elizabeth L Hohmann, MD

  • Associate Professor of Medicine
  • Harvard Medical School

Lori R Holtz, MD, MSPH

  • Associate Professor
  • Washington University School of Medicine

Theodore S. Hong, MD

  • Physician
  • Radiation Oncologist
  • Massachusetts General Hospital

Douglas A Howell, MD, FASGE, FACG

  • Section Editor — EUS/ERCP
  • Assistant Clinical Professor of Medicine, Tufts Medical School Director,
  • Pancreaticobiliary Center Director, Advanced Interventional Endoscopy Fellowship, Maine Medical Center

Ralph H Hruban, MD

  • Professor of Pathology and Oncology
  • The Sol Goldman Pancreatic Cancer Research Center
  • Johns Hopkins Medical Institutions

Christopher S Huang, MD

  • Clinical Associate Professor of Medicine
  • Boston University School of Medicine

Derralynn Hughes, MD

  • Senior Lecturer Honorary Consultant
  • University College London
  • Royal Free London

Klaudia U Hunter, MD

  • Lahey Clinic Department of Radiation Oncology

Robert D Inman, MD, FRCPC, FACP, FRCP Edin

  • Professor of Medicine and Immunology
  • University of Toronto

Shams I Iqbal, MD

  • Assistant Professor of Radiology
  • Tufts University Medical School
  • Department of Radiology
  • Lahey Clinic

Brian C Jacobson, MD, MPH

  • Associate Professor of Medicine
  • Boston University School of Medicine

Priya Jamidar, MD, FACG, FASGE

  • Professor of Medicine
  • Yale School of Medicine

Ellionore Järbrink-Sehgal, MD, Ph.D

  • Assistant Professor, Staff Gastroenterologist
  • Section of Gastroenterology, Dept of Medicine
  • Baylor

Pamela J Jensen, MD

  • Attending Pathologist
  • Texas Health Presbyterian Hospital Dallas

Ramon E Jimenez, MD

  • Associate Professor of Surgery
  • Florida International University
  • Herbert Wertheim College of Medicine

Eric Jonasch, MD

  • Professor
  • The University of Texas MD Anderson Cancer Center

Peter J Kahrilas, MD

  • Professor of Medicine
  • Feinberg School of Medicine, Northwestern University

Jörg C Kalff, MD

  • Professor of Surgery
  • University Medical Center, Bonn

Richard S Kalman, MD

  • Division of Hepatology,
  • Assistant Professor of Medicine,
  • Einstein Medical Center/Sidney Kimmel Medical College of Thomas Jefferson University

Nassim Kamar, MD, PhD

  • Department of Nephrology and Organ Transplantation
  • Toulouse University Hospital, France

Patrick S Kamath, MD

  • Professor of Medicine
  • Mayo Clinic College of Medicine

Sunanda V Kane, MD, MSPH

  • Professor
  • Mayo Clinic College of Medicine

Andre A Kaplan, MD

  • Professor of Medicine
  • University of Connecticut Health Center

Elissa E Kaplan, MD

  • GI Health Care Associates
  • Newton-Wellesley Hospital

Jess L Kaplan, MD

  • Instructor of Pediatrics
  • Harvard Medical School

Umaprasanna S Karnam, MD

  • Jordan Valley Hospital
  • West Jordan, UT

Julie P Katkin, MD

  • Associate Professor of Pediatrics
  • Baylor College of Medicine

Laurence Katznelson, MD

  • Associate Dean of Graduate Medical Education
  • Professor of Neurosurgery and Medicine (Endocrinology and Metabolism)
  • Stanford School of Medicine

Carol A Kauffman, MD

  • Editor-in-Chief — Infectious Diseases
  • Section Editor — Fungal Infections
  • Professor of Internal Medicine
  • University of Michigan Medical School

Vivek Kaul, MD, FACG

  • Associate Professor of Medicine
  • University of Rochester Medical Center

Stephanie A Kaye-Barrett, MD

  • Consultant and Honorary Lecturer in Rheumatology
  • The Chelsea and Westminster Hospital

Andrew P Keaveny, MD, FRCPI

  • Associate Professor of Medicine
  • Mayo Clinic College of Medicine

Electron Kebebew, MD, FACS

  • Professor of Surgery
  • Chief, Division of General Surgery
  • Harry A. Oberhelman, Jr. and Mark L. Welton Professor
  • Program Leader, Endocrine Oncology Program
  • Stanford Cancer Center

Vicki L Keedy, MD, MSCI

  • Assistant Professor of Medicine
  • Vanderbilt University Medical Center

T Barry Kelleher, MD, FRCPI

  • Consultant Gastroenterologist
  • Mater Misericordiae Hospital, Dublin, Ireland

Ciarán P Kelly, MD

  • Professor of Medicine
  • Harvard Medical School

Michael L Kendrick, MD

  • Chair, Division of Hepatobiliary and Pancreas Surgery
  • Professor of Surgery Mayo Clinic College of Medicine

Tara S Kent, MD, FACS

  • Associate Professor of Surgery
  • Harvard Medical School
  • Beth Israel Deaconess Medical Center

Thomas Archibald Kerr, MD, PhD

  • Assistant Professor of Internal Medicine
  • Division of Digestive and Liver Diseases
  • University of Texas Southwestern Medical Center at Dallas

Asif Khalid, MD

  • Associate Professor of Medicine
  • University of Pittsburgh, VA Pittsburgh Health Care System

Farrukh A Khan, MD, FACS

  • Clinical Professor of Surgery
  • Drexel University College of Medicine

Arthur Y Kim, MD, FIDSA

  • Associate Professor of Medicine
  • Harvard Medical School

David J Kim, MD

  • Northwest Gastroenterologists

Hedy Lee Kindler, MD

  • Professor of Medicine
  • Director, Mesothelioma and Gastrointestinal Oncology Programs
  • University of Chicago Medicine

Hiroto Kita, MD, PhD

  • Director, Center for Gastrointestinal Disease
  • National Hospital Organization Tokyo National Hospital

David S Klimstra, MD

  • Attending Pathologist and Chairman
  • Department of Pathology
  • James Ewing Alumni Chair in Pathology
  • Memorial Sloan Kettering Cancer Center
  • Professor of Pathology and Laboratory Medicine
  • Weill Medical College of Cornell University

Michael D Kluger, MD, MPH

  • Assistant Professor of Surgery
  • College of Physicians and Surgeons
  • New York-Presbyterian Hospital/CUMC

Claus-Henning Köhne, MD

  • Department of Hematology and Oncology
  • Onkologie Klinikum Oldenburg

Joshua R Korzenik, MD

  • AGA Peer Reviewer
  • Assistant Professor of Medicine
  • Harvard Medical School

Camille N Kotton, MD

  • Associate Professor
  • Harvard Medical School

Kris V Kowdley, MD, FACP, FACG, FASGE, AGAF

  • Director, Liver Care Network and Organ Care Research
  • Swedish Medical Center
  • Seattle, WA

Mary Lee Krinsky, DO

  • Professor of Medicine

  • University of California, San Diego Healthcare System

Karen L Krok, MD

  • Associate Professor of Medicine
  • Penn State Milton S. Hershey Medical Center

Jonathan B Kruskal, MD, PhD

  • Section Editor — Abdominal Imaging
  • Professor of Radiology
  • Harvard Medical School

Aleksandra Kukla, MD

  • Associate Professor of Medicine
  • University of Minnesota

Matthew Kulke, MD

  • Chief, Hematology and Oncology, Boston Medical Center
  • Deputy Director, Cancer Center, Boston University School of Medicine

Senthil Kumar, MS, FRCS (Ed), FRCS (Gen Surg)

  • Additional Professor, Liver Transplantation and Hepatopancreaticobiliary Surgery
  • Institute of Liver and Biliary Sciences

Hiroko Kunitake, MD

  • Assistant in Surgery, Massachusetts General Hospital
  • Assistant Professor of Surgery, Harvard Medical School

Preeta K Kutty, MD, MPH

  • Medical Epidemiologist, Clostridium difficile Prevention
  • Centers for Disease Control and Prevention

Janet L Kwiatkowski, MD, MSCE

  • Director, Thalassemia Program
  • Children's Hospital of Philadelphia
  • Professor of Pediatrics
  • Perelman School of Medicine, University of Pennsylvania

Robert A Kyle, MD

  • Section Editor — Plasma Cell Disorders
  • Professor of Medicine
  • Mayo Medical School

André Lacroix, MD

  • Section Editor — Adrenal Disease
  • Professor of Medicine
  • University of Montreal, Quebec, Canada

Brian E Lacy, MD, PhD

  • Professor of Medicine
  • Mayo Clinic

Michelle Lai, MD, MPH

  • Assistant Professor, Harvard Medical School
  • Beth Israel Deaconess Medical Center

J Thomas Lamont, MD

  • Editor-in-Chief — Gastroenterology and Hepatology
  • Section Editor — Anorectal Disorders and Misc. Lower GI Disease; Nutrition, Malabsorption, and Misc. Upper GI Disease
  • Professor of Medicine
  • Harvard Medical School

Ron G Landmann, MD

  • Chief, Division of Colon & Rectal Surgery
  • Baptist MD Anderson Cancer Center

Paul A Lange, MD

  • Clinical Professor, Department of Medicine
  • Western Michigan University Homer Stryker M.D. School of Medicine

Regina LaRocque, MD, MPH

  • Assistant Professor of Medicine
  • Harvard Medical School

Anne M Larson, MD, FACP, FAASLD, AGAF

  • Clinical Professor of Medicine
  • Clinic Chief
  • UW Medicine/NWH Hepatology
  • Northwest Hospital and Medical Center

Ryan Law, DO

  • Clinical lecturer
  • University of Michigan

Karin Leder, MBBS, FRACP, PhD, MPH, DTMH

  • Section Editor — Travel Medicine
  • Head of Infectious Diseases Unit
  • Monash University

Dale Young Lee, MD, MSCE

  • Assistant Professor
  • Medical Director, Clinical Nutrition
  • Seattle Children's Hospital

Hannah Lee, MD

  • Assistant Professor of Medicine
  • Virginia Commonwealth University
  • Medical College of Virginia

James Lee, MD

  • Edwin C. and Anne K. Weiskopf Associate Professor of Surgical Oncology (in Surgery and in the Herbert Irving Comprehensive Cancer Center)
  • Columbia University Medical Center

Linda Lee, MD

  • Interim Director of Endoscopy, Harvard Medical School

Richard H Lee, MD

  • Associate Professor of Clinical Obstetrics and Gynecology
  • Division of Maternal Fetal Medicine
  • Keck School of Medicine of the University of Southern California

Young-Mee Lee, MD

  • AGA Peer Reviewer
  • Adjunct Associate Professor of Medicine
  • Tufts University School of Medicine
  • Cambridge University Addenbrookes Hospital, Cambridge UK.

Michael D Leise, MD

  • Assistant Professor of Medicine
  • Mayo Clinic College of Medicine

Anthony J Lembo, MD

  • Associate Professor of Medicine
  • Harvard Medical School

Daniel H Leung, MD

  • Associate Professor of Pediatrics
  • Baylor College of Medicine

Lawrence LK Leung, MD

  • Editor-in-Chief — Hematology
  • Section Editor — Disorders of Hemostasis and Coagulation
  • Maureen Lyles D'Ambrogio Professor of Medicine
  • Stanford University School of Medicine

Michael J Levy, MD

  • Professor of Medicine
  • Mayo College of Medicine

Michele D Lewis, MD, MSSc

  • Assistant Professor of Medicine
  • Mayo Clinic Jacksonville

B UK Li, MD

  • Section Editor — Pediatric Gastroenterology
  • Professor of Pediatrics
  • Medical College of Wisconsin

Gary R Lichtenstein, MD

  • Professor of Medicine
  • Director, Center for Inflammatory Bowel Diseases
  • University of Pennsylvania School of Medicine

Rodger A Liddle, MD

  • Professor of Medicine
  • Duke University Medical School

Robert B Lim, MD, FACS, FASMBS

  • Vice Chair of Education
  • Oklahoma University-Physicians Tulsa
  • Associate Professor of Surgery
  • Oklahoma University School of Medicine Tulsa

Keith D Lindor, MD

  • Section Editor — Alcoholic and Metabolic Liver Disease
  • Professor of Medicine, Mayo Clinic College of Medicine
  • Dean, College of Health Solutions
  • Arizona State University

Noralane M Lindor, MD

  • Professor of Medical Genetics
  • Mayo Clinic School of Medicine

Thomas Lingenfelser, MD, PhD, AGAF, FEBG

  • Gastroenterology Centre Hamburg
  • University of Tuebingen
  • Hamburg, Germany

Cornelis J Lips, MD, PhD

  • Professor of Endocrinology and Metabolism
  • Department of Internal Medicine
  • University Medical Center Utrecht, The Netherlands

Babak Litkouhi, MD

  • Assistant Professor
  • Yale School of Medicine

Amy Lo, MD

  • Instructor
  • Harvard Medical School

Vera Loening-Baucke, MD

  • Professor Emerita, Pediatrics
  • The University of Iowa

Anna SF Lok, MD

  • Professor of Medicine
  • University of Michigan Medical School

Daniel S Longnecker, MD

  • Professor Emeritus
  • Dartmouth Medical School

George F Longstreth, MD

  • Voluntary Clinical Professor of Medicine
  • University of California San Diego School of Medicine

Silvano Loperfido, MD

  • Consultant of Gastroenterology
  • Center Salute&Cultura
  • Treviso, Italy

Monica Esperanza Lopez, MD, MS

  • Associate Professor of Surgery and Pediatrics
  • Baylor College of Medicine, Texas Children's Hospital

Robert C Lowe, MD

  • Assistant Professor of Medicine
  • Boston University School of Medicine

Aimee L Lucas, MD, MS

  • Assistant Professor
  • Icahn School of Medicine at Mount Sinai

Richard P MacDermott, MD

  • Emeritus Professor of Medicine, Division of Gastroenterology
  • The Albany Medical College

Finlay A Macrae, MD

  • Professor, Department of Medicine
  • University of Melbourne, Victoria, Australia

Colm C Magee, MD, MPH, FRCPI

  • Clinical Lecturer in Medicine
  • Royal College of Surgeons

Varocha Mahachai, MD

  • Professor of Medicine
  • Chulalongkorn University Hospital
  • Bangkok, Thailand

Uma Mahadevan, MD

  • Professor of Medicine
  • University of California, San Francisco

Harvey Mamon, MD, PhD

  • Associate Professor of Radiation Oncology
  • Harvard Medical School

Paul F Mansfield, MD, FACS

  • Vice President, Acute Care Services
  • Professor of Surgical Oncology
  • The University of Texas MD Anderson Cancer Center

Norman E Marcon, MD, FRCP(C)

  • Professor of Medicine
  • University of Toronto

Gary F Marklin, MD

  • Chief Medical Officer
  • Mid-America Transplant

Christopher A Marshall, MD

  • Gastroenterology Fellow
  • University of Massachusetts Medical School

John A Martin, MD

  • Associate Professor, Senior Associate Consultant, and Associate Chair for Endoscopy
  • Mayo Clinic

Ronald F Martin, MD

  • Clinical Adjunct Professor of Surgery
  • University of Wisconsin School of Medicine and Public Health

Joel B Mason, MD

  • Professor of Medicine and Nutrition
  • Tufts University Schools of Medicine and Nutrition
  • USDA Human Nutrition Research Center at Tufts University

Elena M Massarotti, MD

  • Associate Professor of Medicine
  • Harvard Medical School

David O Matson, MD, PhD

  • Community Professor of Pediatrics
  • Eastern Virginia Medical School

L Clifford McDonald, MD

  • Senior Advisor for Science and Integrity
  • Centers for Disease Control and Prevention

Malcolm McDonald, PhD, FRACP, FRCPA

  • Adjunct Professor
  • College of Public Health, Medical and Veterinary Sciences
  • James Cook University, Queensland, Australia

Dermot P B McGovern, MD, PhD, FRCP(Lon)

  • Joshua L and Lisa Z Greer Endowed Chair in IBD Genetics
  • Director of Translational Medicine, Professor of Medicine
  • Cedars-Sinai Medical Center

Kevin McGrath, MD

  • Professor of Medicine
  • University of Pittsburgh

Bhoomi Mehrotra, MD

  • Director
  • Cancer Institute at St. Francis Hospital
  • Roslyn, NY

Alexander Meining, MD

  • Head of Endoscopy, Medical Department I
  • University of Ulm

Shlomo Melmed, MD

  • Executive Vice President and Dean
  • Cedars Sinai Medical Center
  • Professor of Medicine
  • University of California at Los Angeles School of Medicine

Nelya Melnitchouk, MD, MSc, FACS

  • Director, Program in Peritoneal Surface Malignancy
  • Instructor in Surgery
  • Harvard Medical School
  • Associate Surgeon
  • Section of Colon and Rectal Surgery
  • Brigham and Women’s Hospital

George W Meyer, MD, MACP, MACG

  • Clinical Professor of Medicine
  • University of California Davis, School of Medicine

Jeffrey A Meyerhardt, MD, MPH

  • Professor of Medicine
  • Dana-Farber Cancer Institute

Daniel S Mishkin, MDCM, FASGE, FACG, AGAF

  • Chief of Gastroenterology Atrius Health
  • Beth Israel Milton, Harvard Medical School.

John F Modlin, MD

  • Deputy Director, Polio Research
  • Global Development
  • Bill and Melinda Gates Foundation

Amitabh Monga, MBBS, MD, MRCP (UK), FAMS

  • Consultant, Dept. of Gastroenterology & Hepatology
  • Raffles Internal Medicine Centre, Singapore

Douglas Morgan, MD, MPH

  • Division Director of Gastroenterology and Hepatology
  • The University of Alabama at Birmingham

Jeffrey Morgan, MD

  • Instructor in Medicine
  • Harvard Medical School

Marialena Mouzaki, MD, MSc

  • Associate Professor of Pediatrics
  • University of Cincinnati College of Medicine

Beverly Moy, MD, MPH

  • Associate Professor of Medicine
  • Harvard Medical School

Dariush Mozaffarian, MD, DrPH

  • Dean of Friedman School of Nutrition Science & Policy
  • Jean Mayer Professor of Nutrition and Medicine
  • Tufts University

Marion Muche, MD

  • Charité - Medical University, Berlin, Germany

Andrew J Muir, MD, MHS

  • Chief of Gastroenterology at Duke University

Janet E Murphy, MD, MPH

  • Instructor of Medicine, Harvard Medical School
  • Massachusetts General Hospital Cancer Center
  • Tucker Gosnell Center for GI Malignancies

Govind Nandakumar, MD, FACS, FASCRS

  • Chief of Gastrointestinal Surgery & GI Oncosurgery
  • Columbia Asia Hospitals Bangalore
  • Courtesy Faculty, Weill Cornell Medical College, New York

Michael Narkewicz, MD

  • Professor of Pediatrics
  • University of Colorado School of Medicine

James P Nataro, MD, PhD, MBA

  • Benjamin Armistead Shepherd Professor and Chair
  • University of Virginia School of Medicine

Robert S Negrin, MD

  • Section Editor — Bone Marrow Transplantation
  • Professor of Medicine
  • Stanford University School of Medicine

Francesco Negro, MD

  • Professor of Gastroenterology and hepatology
  • University Hospitals, Geneva, Switzerland

Linda Nguyen, MD

  • Clinical Associate Professor of Medicine
  • Director, Neurogastroenterology and Motility
  • Stanford University

Lynnette K Nieman, MD

  • Section Editor — Adrenal Disease
  • Senior Investigator
  • Bethesda, MD

Patrick Antony Oberholzer, MD

  • Lecturer
  • University of Bern

Donough J O'Donovan, MD

  • Clinical Lecturer in Pediatrics
  • National University of Ireland, Galway

Robert D Odze, MD, FRCPC

  • Professor of Pathology
  • Harvard Medical School

Miguel G O'Ryan, MD

  • Professor, Faculty of Medicine
  • University of Chile

Michael J Overman, MD

  • Associate Professor
  • Department of Gastrointestinal Medical Oncology
  • MD Anderson Cancer Center

Joel M Palefsky, MD

  • Professor
  • University of California San Francisco
  • Past President, International Papillomavirus Society
  • Past President, International Anal Neoplasia Society

Manisha Palta, MD

  • Assistant Professor of Radiation Oncology
  • Duke University

John E Pandolfino, MD

  • Professor of Medicine
  • Feinberg School of Medicine, Northwestern University

Darrell Pardi, MD, MS

  • Professor of Medicine
  • Vice Chair, Division of Gastroenterology and Hepatology
  • Associate Dean, Mayo

Pankaj J Pasricha, MD

  • Professor of Medicine and Neuroscience
  • Johns Hopkins University School of Medicine
  • Director, Johns Hopkins Center for Neurogastroenterology

Sassan Pazirandeh, MD

  • Division of Gastroenterology and Hepatology
  • Kaiser Permanente Medical Center

Gregory Pearl, MD

  • Professor of Surgery
  • Texas A&M Health Sciences Center
  • Chief, Division of Vascular Surgery
  • Baylor University Medical Center

John H Pemberton, MD

  • Professor of Surgery
  • Mayo Clinic and Mayo Medical School

Robert M Penner, BSc, MD, FRCPC, MSc

  • Assistant Clinical Professor
  • University of British Columbia

Mark A Peppercorn, MD

  • Professor of Medicine Emeritus
  • Harvard Medical School

Elizabeth Peralta, MD

  • Surgical Oncologist
  • Sutter Pacific Medical Foundation

Molly Perencevich, MD

  • Brigham and Women’s Hospital
  • Associate Physician

Mark Pietroni, MA, FRCP, FFPH, DTM&H

  • Visiting Professor
  • University of the West of England
  • Visiting Professor
  • University of Bristol

Mark Pimentel, MD, FRCP(C)

  • Executive Director
  • Medically Associated Science and Technology (MAST) Program
  • Cedars-Sinai Medical Center

Sharon E Plon, MD, PhD

  • Professor, Departments of
  • Pediatrics/Hematology-Oncology
  • Molecular and Human Genetics
  • Human Genome Sequencing Center
  • Baylor College of Medicine

Paul J Pockros, MD

  • Director, Liver Disease Center, Scripps Clinic
  • Clinical Director of Research, Scripps Translational Science Institute

Raoul Poupon, MD

  • Professor of Hepatology and Gastroenterology
  • University Pierre et Marie Curie
  • UPMC, Sorbonne University, Paris, France

Isaac Raijman, MD

  • Clinical Associate Professor of Medicine
  • Baylor College of Medicine, Houston, TX
  • Digestive Associates of Houston, PA

Massimo Raimondo, MD, FACG

  • Professor of Medicine
  • Mayo Clinic, Jacksonville, FL

Charles L Raison, MD

  • Professor, Department of Psychiatry
  • School of Medicine and Public Health
  • University of Wisconsin-Madison

Sanjay Ramrakha, MBBS, PhD

  • Consultant Emergency Physician
  • Royal Prince Alfred Hospital
  • Senior Lecturer, University of Sydney
  • Center for Digestive Diseases, Sydney, Australia

Scott D Ramsey, MD

  • Professor of Medicine
  • University of Washington
  • Fred Hutchinson Cancer Research Center

Satish SC Rao, MD, PhD, FRCP

  • Chief, Gastroenterology/Hepatology
  • Augusta University

Chandrajit P Raut, MD, MSc, FACS

  • Professor of Surgery, Harvard Medical School
  • Division of Surgical Oncology, Brigham and Women's Hospital
  • Center for Sarcoma and Bone Oncology, Dana-Farber Cancer Institute

Nancy Reau, MD

  • Associate Director of Solid Organ Transplantation
  • Section Chief, Hepatology Rush University Medical Center

D Nageshwar Reddy, MD

  • Director & Chief Gastroenterologist
  • Asian Institute of Gastroenterology
  • Hyderabad, India

K Rajender Reddy, MD

  • Ruimy Family President's Distinguished Professor of Medicine
  • Professor of Medicine in Surgery
  • Director of Hepatology
  • Director, Viral Hepatitis Center
  • Medical Director of Liver Transplantation
  • University of Pennsylvania School of Medicine

Samuel Refetoff, MD

  • Professor of Medicine, Pediatrics, and Committee on Genetics
  • University of Chicago

Arie Regev, MD

  • Adjunct Associate Professor of Medicine
  • Indiana University School of Medicine

Miguel Regueiro, MD, AGAF, FACG, FACP

  • Chair, Department of Gastroenterology, Hepatology, and Nutrition
  • The Pier C. and Renee A. Borra Family Endowed Chair in Gastroenterology and Hepatology
  • Vice Chair, Digestive Disease and Surgery Institute
  • Cleveland Clinic
  • Professor of Medicine

Homero Rivas, MD, MBA, FACS

  • Professor of Surgery
  • Associate Dean of Innovation and the Future
  • Mohammed Bin Rashid University of Medicine and Healthcare Sciences

Ingram Roberts, MD, MBA

  • Clinical Professor of Medicine (Adjunct)
  • Temple University School of Medicine

Kristen M Robson, MD, MBA, FACG

  • Deputy Editor — Gastroenterology/Hepatology
  • Assistant Professor
  • Tufts University School of Medicine

Dario Roccatello, MD

  • Professor of Nephrology and Clinical Pathology
  • University of Turin Medical School

Don C Rockey, MD

  • Chairman, Department of Medicine
  • Medical University of South Carolina

Jürgen Kurt Rockstroh, MD

  • Professor of Medicine
  • University of Bonn, Germany

Miguel A Rodriguez-Bigas, MD

  • Professor of Surgery
  • MD Anderson Cancer Center

Harold N Rosen, MD

  • Associate Professor in Medicine
  • Harvard Medical School

Michael H Rosenthal, MD, PhD

  • Assistant Professor of Radiology
  • Dana-Farber Cancer Institute and Harvard Medical School

Douglas S Ross, MD

  • Section Editor — Thyroid Disease
  • Professor of Medicine
  • Harvard Medical School

Lionel Rostaing, MD, PhD

  • Department of Nephrology, Hemodialysis, Apheresis, and Renal Transplantation
  • Grenoble Alpes University Hospital, France

Michael A Roy, MD

  • Assistant Professor of Medicine
  • Tufts University School of Medicine

Jayanta Roy-Chowdhury, MD, MRCP, AGAF, FAASLD

  • Professor of Medicine and Genetics
  • Albert Einstein College of Medicine

Namita Roy-Chowdhury, PhD, FAASLD

  • Professor of Medicine and Genetics
  • Albert Einstein College of Medicine

Lewis J Rubin, MD

  • Adjunct Professor of Medicine
  • College of Physicians and Surgeons, Columbia University

Bruce A Runyon, MD

  • Section Editor — Cirrhosis and Its Complications
  • Special Hepatology Consultant to the Indian Health Service
  • Northern Navajo Medical Center, Shiprock, New Mexico

George H Russell, MD, MS

  • Assistant Professor of Pediatrics
  • Tufts University School of Medicine

David P Ryan, MD

  • Professor of Medicine
  • Harvard Medical School

Edward T Ryan, MD, DTMH

  • Section Editor — Parasitic Infections
  • Professor of Medicine
  • Harvard Medical School

Kenneth G Saag, MD, MSc

  • Professor of Medicine
  • University of Alabama at Birmingham

Sabina Sabharwal, MD, MPH

  • Instructor in Pediatrics
  • Harvard Medical School

Wasif M Saif, MD

  • Deputy Physician-in-Chief
  • Director, Medical Oncology
  • Northwell Health Cancer Institute
  • Professor
  • Feinstein Institute for Medical Research
  • Professor
  • Medical Oncology
  • Zucker School of Medicine

John R Saltzman, MD, FACP, FACG, FASGE, AGAF

  • Section Editor — Therapeutic and Diagnostic Endoscopy
  • Professor of Medicine
  • Harvard Medical School

Michael K Sanders, MD

  • Director of Therapeutic Endoscopy
  • Springhill Medical Center

Ian Sanderson, MD

  • Professor of Pediatric Gastroenterology
  • Barts and The London School of Medicine and Dentistry

Hanna K Sanoff, MD, MPH

  • Associate Professor
  • University of North Carolina at Chapel Hill

Arun J Sanyal, MD

  • Professor of Medicine
  • Virginia Commonwealth University School of Medicine

R Balfour Sartor, MD

  • Departments of Medicine (GI and Hepatology), Microbiology and Immunology
  • University of North Carolina at Chapel Hill

Deirdre Sawinski, MD, FAST

  • Assistant Professor of Medicine
  • Assistant Medical Director, Kidney Pancreas Transplantation
  • Renal Electrolyte and Hypertension Division
  • Hospital of the University of Pennsylvania

Bradley Schiff, MD

  • Associate Professor
  • Albert Einstein College of Medicine

Michael L Schilsky, MD, FAASLD

  • Medical Director, Adult Liver Transplant
  • Yale-New Haven Transplantation Center
  • Associate Professor of Medicine and Surgery, Digestive Diseases and Transplantation and Immunology
  • Yale University Medical Center

Arthur B Schneider, MD, PhD

  • Professor Emeritus of Medicine
  • University of Illinois at Chicago College of Medicine

Thomas Schneider, MD, PhD

  • Professor of Medicine
  • Charite, Campus Benjamin Franklin, Berlin

Kasmintan A Schrader, MBBS, FRCPC, PhD

  • Medical Genetics
  • University of British Columbia

Detlef Schuppan, MD, PhD

  • Professor of Medicine, Harvard Medical School
  • Institute for Translational Immunology
  • Research Center for Immunotherapy (FZI), University Medical Center, Johannes Gutenberg University, Mainz, Germany, Division of Gastroenterology

Steven D Schwaitzberg, MD, FACS

  • Professor and Chairman
  • Department of Surgery
  • Jacobs School of Medicine
  • University at Buffalo, The State University of New York

David A Schwartz, MD

  • Professor of Medicine
  • Vanderbilt University

Jonathan M Schwartz, MD

  • Professor of Clinical Medicine
  • Montefiore Medical Center/Albert Einstein College of Medicine

Sarah Jane Schwarzenberg, MD

  • Professor of Pediatrics
  • Director, Pediatric Gastroenterology, Hepatology and Nutrition
  • University of Minnesota Masonic Children's Hospital

Sherry Scovell, MD, FACS

  • Assistant Professor in Surgery, Part Time
  • Harvard Medical School/Massachusetts General Hospital

Uwe Seitz, MD

  • Bergstrasse Medical Center, Heppenheim
  • University Hospital Heidelberg, Germany

Gennaro Selvaggi, MD

  • Associate Professor of Clinical Surgery
  • University of Miami Miller School of Medicine

F John Service, MD, PhD

  • Emeritus Professor of Medicine
  • Mayo Clinic College of Medicine

Sanjeev Sethi, MD, PhD

  • Professor of Laboratory Medicine and Pathology
  • Mayo Clinic College of Medicine

Mala Setty, MD

  • Associate Clinical Professor of Pediatrics
  • UCSF Benioff Children's Hospitals

Daniel J Sexton, MD

  • Editor-in-Chief — Infectious Diseases
  • Section Editor — Bacterial Infections
  • Professor of Medicine
  • Duke University Medical Center

Raj J Shah, MD, FASGE, AGAF

  • Professor of Medicine, University of Colorado School of Medicine
  • Director, Pancreaticobiliary Endoscopy
  • Digestive Health Center, University of Colorado Hospital, Anschutz Medical Campus

Elizabeth Shane, MD

  • Professor of Medicine
  • Columbia University Medical Center

Ron Shapiro, MD

  • Professor of Surgery
  • Surgical Director, Kidney/Pancreas Transplant Program
  • Mount Sinai Hospital - Recanati Miller Transplantation Institute

Bo Shen, MD

  • The Ed and Joey Endowed Chair, Professor of Medicine
  • Director of Inflammatory Bowel Disease Section
  • The Cleveland Clinic Foundation

Amandeep Shergill, MD, MS

  • Associate Clinical Professor of Medicine
  • University of CA, San Francisco/ San Francisco VA Medical

Eric J Sherman, MD

  • Assistant Attending
  • Memorial Sloan-Kettering Cancer Center

Kenneth E Sherman, MD, PhD

  • Professor of Medicine
  • University of Cincinnati College of Medicine

Steven I Sherman, MD

  • Naguib Samaan Distinguished Professor in Endocrinology
  • University of Texas MD Anderson Cancer Center

Stuart Sherman, MD

  • Professor of Medicine and Radiology
  • Indiana University School of Medicine
  • Glen Lehman Professor of Gastroenterology
  • Director Of ERCP Services
  • Clinical Director, Division of Gastroenterology and Hepatology

Sunil G Sheth, MD

  • Assistant Professor of Medicine
  • Harvard Medical School

David Shibata, MD

  • Professor and Chair
  • Department of Surgery
  • University of Tennessee Health Science Center

Claire Shovlin, PhD, FRCP

  • Professor of Practice (Clinical and Molecular Medicine), NHLI Cardiovascular Sciences
  • Imperial College, London

Baha M Sibai, MD

  • Professor, Maternal-Fetal Medicine Division
  • Department of Obstetrics, Gynecology and Reproductive Sciences
  • The University of Texas Medical School at Houston

Ellen Sidransky, MD

  • Chief, Section on Molecular Neurogenetics MGB
  • National Human Genome Research Institute

Shonni J Silverberg, MD

  • Professor of Medicine
  • Columbia University College of Physicians and Surgeons

Arthur J Silvergleid, MD

  • Section Editor — Transfusion Medicine
  • Affiliate Associate Professor, Department of Pathology and Cell Biology
  • University of South Florida, College of Medicine
  • Medical Director, OneBlood, Inc

Amit G Singal, MD

  • Associate Professor of Medicine
  • UT Southwestern Medical Center, Dallas TX

Prashant Singh, MBBS

  • Third-year fellow at Beth Israel Deaconess Medical Center

Claude B Sirlin, MD

  • Professor and Vice Chair (Translational Research) of Radiology
  • Director, Liver Imaging Group
  • UC San Diego

Gerald W Smetana, MD

  • Professor of Medicine
  • Harvard Medical School

Douglas Smink, MD, MPH

  • Associate Professor of Surgery
  • Harvard Medical School

Judith A Smith, PharmD, BCOP, CPHQ, FCCP, FISOPP

  • Associate Professor and Director
  • Women's Health Integrative Medicine Research Program, Department of Obstetrics and Gynecology

Scott B Snapper, MD, PhD

  • Professor of Medicine
  • Harvard Medical School

Peter J Snyder, MD

  • Editor-in-Chief — Endocrinology
  • Section Editor — Pituitary Disease; Male Reproductive Endocrinology
  • Professor of Medicine
  • University of Pennsylvania School of Medicine

Daniel H Solomon, MD, MPH

  • Matthew H. Liang Distinguished Chair in Arthritis and Population Health
  • Professor of Medicine
  • Harvard Medical School

Halfdan Sorbye, MD

  • Professor of Medicine
  • Haukeland University Hospital, Bergen, Norway

David I Soybel, MD

  • Editor-in-Chief — General Surgery
  • Section Editor — Upper GI Surgery
  • David L. Nahrwold Professor
  • Penn State Hershey Medical Center

Stuart J Spechler, MD

  • Chief, Division of Gastroenterology
  • Co-Director, Center for Esophageal Diseases
  • Baylor University Medical Center at Dallas
  • Investigator/Professor
  • Co-Director, Center for Esophageal Research
  • Baylor Scott and White Research Institute

Denis Spelman, MBBS, FRACP, FRCPA, MPH

  • Section Editor — Bacterial Infections
  • Adjunct Professor
  • Monash University

Ulrich Spengler, MD

  • Professor of Medicine
  • University of Bonn, Germany

Peter P Stanich, MD

  • Assistant Professor
  • Division of Gastroenterology, Hepatology and Nutrition
  • Director, Section of Intestinal Neoplasia and Hereditary Polyposis
  • The Ohio State University Wexner Medical Center

Scott R Steele, MD, MBA, FACS, FASCRS

  • Professor of Surgery
  • Cleveland Clinic Lerner College of Medicine
  • Case Western Reserve University
  • Chairman, Department of Colorectal Surgery
  • Cleveland Clinic

Adam C Stein, MD

  • Assistant Professor
  • Northwestern University Feinberg School of Medicine

Richard H Sterns, MD

  • Editor-in-Chief — Nephrology
  • Section Editor — Fluid and Electrolytes
  • Professor Emeritus
  • University of Rochester School of Medicine and Dentistry

Tyler Stevens, MD

  • Associate Professor of Medicine
  • Department of Gastroenterology and Hepatology
  • Cleveland Clinic

David B Stewart, MD, FACS, FASCRS

  • Associate Professor of Surgery
  • Section Chief, Colorectal Surgery
  • University of Arizona – Banner University Medical Center

Elena Stoffel, MD, MPH

  • Assistant Professor Internal Medicine, Division of Gastroenterology
  • Director, Cancer Genetic Clinic
  • University of Michigan

James K Stoller, MD, MS

  • Section Editor — Chronic Obstructive Pulmonary Disease
  • Jean Wall Bennett Professor of Medicine, Samson Global Leadership Academy Endowed Chair
  • Cleveland Clinic Lerner College of Medicine
  • Chairman, Education Institute, Cleveland Clinic

Lisa Strate, MD, MPH

  • Associate Professor of Medicine
  • University of Washington Medical School

Robert J Stratta, MD

  • Professor of Surgery, Director of Transplantation
  • Wake Forest School of Medicine

Jonathan R Strosberg, MD

  • Associate Professor
  • Department of Gastrointestinal Oncology
  • H. Lee Moffitt Cancer Center

Keith E Stuart, MD

  • Chairman, Department of Hematology and Oncology
  • Lahey Hospital and Medical Center
  • Professor of Medicine,
  • Tufts University School of Medicine

Frederick J Suchy, MD, FAASLD

  • Chief Research Officer, Director
  • The Children’s Hospital Research Institute
  • Professor of Pediatrics, Associate Dean for Child Health Research
  • University of Colorado School of Medicine

Angela Sun, MD

  • Assistant Professor of Pediatrics
  • University of Washington School of Medicine
  • Seattle Children's Hospital

Arief Suriawinata, MD

  • Professor of Pathology and Laboratory Medicine
  • Geisel School of Medicine at Dartmouth

Norman L Sussman, MD

  • Associate Professor of Surgery
  • Baylor College of Medicine

Richard Swanson, MD

  • Chief of Surgery
  • Cambridge Health Alliance

Scott Swanson, MD

  • Professor of Surgery
  • Harvard Medical School
  • Director of Minimally Invasive Thoracic Surgery
  • Brigham and Women's Hospital
  • Chief Surgical Officer, Dana Farber Cancer Institute

Alexander Swidsinski, MD

  • Laboratory for Molecular Genetics,
  • Polymicrobial Infections, and Bacterial Biofilms
  • Humboldt University, Charité Hospital

Gyongyi Szabo, MD, PhD

  • Professor of Medicine
  • University of Massachusetts Medical School

Nicholas J Talley, MD, PhD

  • Section Editor — Motility Disorders
  • Professor of Medicine, University of Newcastle, Australia
  • Adjunct Professor of Medicine and Epidemiology and Consultant, Mayo Clinic, Rochester, MN
  • Adjunct Professor, University of North Carolina

Puneeta Tandon, MD, FRCPC

  • Associate Professor of Medicine
  • University of Alberta, Canada

Phillip I Tarr, MD

  • Melvin E. Carnahan Professor of Pediatrics, Professor of Molecular Microbiology
  • Chief, Division of Pediatric Gastroenterology, Hepatology, & Nutrition
  • Washington University in St. Louis School of Medicine

Pablo Tebas, MD

  • Professor of Medicine
  • University of Pennsylvania

David A Tendler, MD

  • Assistant Consulting Professor of Medicine
  • Duke University

Eng-Kiong Teo, MD

  • Gastroenterologist
  • Changi General Hospital, Singapore

Chloe L Thio, MD

  • Professor of Medicine
  • Johns Hopkins University

Nirav C Thosani, MD, MHA

  • The University of Texas Health Science Center at Houston
  • Assistant Professor of Medicine, Department of Internal Medicine, Division of Gastroenterology
  • Director of Advanced Endoscopy, Memorial Hermann Hospital, Texas Medical Center
  • Associate Director, UT-MHH Advanced Endoscopy Training Program

Chandrashekhar Thukral, MD, PhD

  • Clinical Assistant Professor of Medicine
  • University of Illinois, College of Medicine at Rockford

Paul J Thuluvath, MBBS, MD, FRCP

  • Medical Director, The Institute for Digestive Health & Liver Disease
  • Director, The Center for Liver & Biliary Diseases
  • Mercy Medical Center, Baltimore, MD
  • Professor of Medicine & Surgery
  • University of Maryland School of Medicine

Mark Topazian, MD

  • Professor of Internal Medicine and Digestive Disease
  • Mayo College of Medicine

Anne C Travis, MD, MSc, FACG, AGAF

  • Deputy Editor — Gastroenterology/Hepatology
  • Assistant Professor of Medicine, Part-time
  • Harvard Medical School

George Triadafilopoulos, MD

  • Clinical Professor of Medicine
  • Stanford University School of Medicine

Andrea Tringali, MD, PhD

  • Assistant professor
  • Università Cattolica del Sacro Cuore,
  • Rome, Italy

George Tsoulfas, MD

  • Assistant Professor of Surgery
  • Strong Memorial Hospital
  • University of Rochester Medical Center

R Michael Tuttle, MD

  • Professor of Medicine
  • Memorial Sloan Kettering Cancer Center

Radu Tutuian, MD

  • Associate Professor, Gastroenterology
  • University of Bern, Switzerland

Renuka Umashanker, MD

  • Assistant Professor of Internal Medicine
  • Yale University School of Medicine

Nimish B Vakil, MD, AGAF, FACP, FACG, FASGE

  • Clinical Professor of Medicine
  • University of Wisconsin School of Medicine and Public Health

Jacques Van Dam, MD, PhD

  • Professor of Medicine
  • USC School of Medicine, Los Angeles, CA

Foke van Delft, MD

  • Department of Gastroenterology and Hepatology
  • Gelre Hospitals, Apeldoorn, The Netherlands

Shyam Varadarajulu, MD

  • Medical Director, Center for Interventional Endoscopy
  • Professor of Medicine, University of Central Florida College of Medicine

Santhi Swaroop Vege, MD

  • Professor of Medicine
  • Mayo Clinic

Adrian Vella, MD

  • Professor of Medicine
  • Mayo Clinic

Alan P Venook, MD

  • Professor of Clinical Medicine
  • University of California at San Francisco

Elizabeth C Verna, MD, MSc

  • Assistant Professor of Medicine
  • Columbia University

Ashley H Vernon, MD

  • Instructor in Surgery
  • Brigham and Women’s Hospital/Harvard Medical School

John M Vierling, MD, FACP

  • Professor of Medicine and Surgery
  • Baylor College of Medicine

Charles M Vollmer, Jr, MD

  • Professor of Surgery
  • University of Pennsylvania School of Medicine

Arnold Wald, MD

  • Professor of Medicine
  • University of Wisconsin School of Medicine and Public Health, Madison

Michael B Wallace, MD, MPH

  • Professor of Medicine
  • Mayo Clinic, Jacksonville

Xia Wang, MD, PhD

  • Research Associate
  • Albert Einstein College of Medicine

David J Weber, MD, MPH

  • Professor of Medicine, Pediatrics and Epidemiology
  • University of North Carolina Schools of Medicine and Public Health

Sven Wehner, PhD

  • Professor of Immune Pathophysiology
  • University Medical Center, Bonn

Steven E Weinberger, MD

  • Adjunct Professor of Medicine
  • University of Pennsylvania School of Medicine
  • Executive Vice President and CEO Emeritus
  • American College of Physicians

Roy E Weiss, MD, PhD

  • Professor and Chairman
  • The University of Miami Miller School of Medicine

Peter F Weller, MD, MACP

  • Editor-in-Chief — Infectious Diseases
  • Section Editor — Tropical Medicine
  • William Bosworth Castle Professor of Medicine
  • Harvard Medical School
  • Professor of Immunology and Infectious Diseases
  • Harvard T. H. Chan School of Public Health

David E Wesson, MD

  • Professor of Surgery
  • Baylor College of Medicine

David C Whitcomb, MD, PhD

  • Section Editor — Pancreatic Diseases
  • Professor of Medicine
  • University of Pittsburgh School of Medicine

Maurits J Wiersema, MD

  • Clinical Assistant Professor of Medicine
  • Indiana University School of Medicine

Daniel Wild, MD

  • Associate Professor of Medicine
  • GI Division, Duke University Medical Center

Christopher G Willett, MD

  • Section Editor — Radiation Therapy
  • Professor
  • Duke University Medical School

Aung Ko Win, MBBS, MPH, PhD

  • Associate Professor of Genetic Epidemiology
  • The University of Melbourne

M Michael Wolfe, MD

  • The Charles H. Rammelkamp Professor of Medicine
  • Professor of Physiology and Biophysics
  • Chair, Department of Medicine
  • Case Western Reserve University

Benjamin Wong, DSc, MD, PhD

  • Honorary Clinical Professor
  • Department of Medicine
  • University of Hong Kong

John B Wong, MD

  • Chief, Division of Clinical Decision Making
  • Professor of Medicine
  • Tufts University School of Medicine

Louis-Michel Wong Kee Song, MD, FRCP(C)

  • Professor of Medicine
  • Mayo Clinic College of Medicine

Cameron D Wright, MD

  • Division of Thoracic Surgery
  • Massachusetts General Hospital

David L Wyles, MD

  • Associate Professor of Medicine
  • Denver Health

Stavra A Xanthakos, MD, MS

  • Professor of Pediatrics
  • University of Cincinnati College of Medicine

Zhaohai Yang, MD, PhD

  • Associate Professor of Clinical Pathology & Laboratory Medicine,
  • Department of Pathology & Laboratory Medicine,
  • University of Pennsylvania,
  • Perelman School of Medicine

Daniel Dante Yeh, MD

  • Associate Professor of Surgery
  • University of Miami
  • Ryder Trauma Center
  • Department of Surgery, Division of Trauma

Linwah Yip, MD

  • Associate Professor of Surgery
  • University of Pittsburgh School of Medicine

Harry H Yoon, MD, MHS

  • Associate Professor of Oncology,
  • Co-Chair, Esophageal/Gastric Cancer Disease Group,
  • Mayo Clinic

William F Young, Jr, MD, MSc

  • Professor of Medicine
  • Mayo Clinic College of Medicine

Salam F Zakko, MD, FACP, AGAF

  • Executive Director, Connecticut Gastroenterology Institute
  • Clinical Professor of Medicine, University of Connecticut School of Medicine

Wisam F Zakko, MD

  • Gastroenterology Institute of Fort Lauderdale

Naamah Zitomersky, MD

  • Assistant Professor of Pediatrics, Harvard Medical School
  • Pediatric Gastroenterologist, IBD Center, Boston Children's Hospital

Eugene Zolotarevsky, MD

  • Clinical Assistant Professor at College of Human Medicine Michigan State University

Peer Reviewers


Manal F Abdelmalek, MD, MPH

  • Associate Professor of Medicine
  • Duke University Medical Center

Thomas L Abell, MD

  • AGA Peer Reviewer
  • Arthur M Shoen MD Chair in Gastroenterology
  • University of Louisville

Douglas G Adler, MD, FACG, AGAF, FASGE

  • Professor of Medicine
  • University of Utah School of Medicine

Nuzhat A Ahmad, MD

  • Assistant Professor of Medicine
  • University of Pennsylvania School of Medicine

Johan S Bakken, MD, PhD

  • Associate Professor, School of Medicine
  • University of Minnesota, Duluth

Jamie S Barkin, M.D, MACP, MACG, FASGE, AGAF

  • Professor of Medicine
  • University of Miami, Miller School of Medicine
  • Medical Director, Pancreas Center, University of Miami

Stephen J Bickston, MD

  • Professor of Internal Medicine
  • Virginia Commonwealth University Health Center

Herbert L Bonkovsky, MD

  • Adjunct Professor, University of North Carolina
  • Professor, University of Connecticut

Robert S Brown, Jr, MD, MPH

  • Section Editor — Liver Transplantation
  • Gladys and Roland Harriman Professor of Medicine
  • Clinical Chief, Division of Gastroenterology and Hepatology
  • Weill Cornell Medical College

William Brugge, MD

  • Professor of Medicine
  • Harvard Medical School

Brooks D Cash, MD, FACG, AGAF, FACP

  • Chief of Gastroenterology, Hepatology, and Nutrition
  • The University of Texas Health Science Center at Houston
  • Professor of Medicine
  • McGovern Medical School

Donald O Castell, MD

  • AGA Peer Reviewer
  • Professor of Medicine
  • Director, Esophageal Disorders Program
  • Medical University of South Carolina

David Cave, MD, PhD

  • Professor of Medicine
  • University of Massachusetts Medical Center

Daniel C Chung, MD

  • Associate Professor of Medicine
  • Harvard Medical School

Paul J Ciclitira, MD, PhD, FRCP

  • Professor of Gastroenterology
  • The Medical School
  • University of East Anglia

Felipe B Collares, MD

  • Instructor in Radiology
  • Harvard Medical School

Robert M Craig, MD

  • Emeritus Professor
  • Northwestern University
  • Feinberg School of Medicine

Carmen Cuffari, MD

  • Associate Professor of Pediatrics
  • The Johns Hopkins University School of Medicine

Brian G Czito, MD

  • Associate Professor
  • Duke University Medical Center

Roberto de Cleva, MD, PhD

  • University of Sao Paulo Medical School
  • Sao Paulo, Brazil

Ronnie Fass, MD

  • AGA Peer Reviewer
  • Professor of Medicine
  • Case Western Reserve University

Syed M Abbas Fehmi, MD, MSc

  • Assistant Professor, Division of Gastroenterology
  • University of California, San Diego

M Brian Fennerty, MD

  • Professor of Medicine
  • Division of Gastroenterology and Hepatology
  • Oregon Health and Science University

Phillip R Fleshner, MD, FACS

  • Division of Colorectal Surgery
  • Cedars-Sinai Medical Center

Christopher E Forsmark, MD

  • Professor of Medicine and Chief
  • Division of Gastroenterology, Hepatology, and Nutrition
  • University of Florida

Lawrence S Friedman, MD

  • Section Editor — General Gastroenterology
  • Professor of Medicine
  • Harvard Medical School
  • Tufts University School of Medicine

Gregory G Ginsberg, MD

  • Professor of Medicine
  • University of Pennsylvania School of Medicine

Fredric D Gordon, MD

  • Associate Professor of Medicine
  • Tufts University Medical School

Stuart C Gordon, MD, FACP, FACG, AGAF

  • Clinical Professor of Medicine
  • Wayne State University School of Medicine

William M Grady, MD

  • Professor of Medicine
  • University of Washington and the Fred Hutchinson Cancer Research Center

Norton J Greenberger, MD

  • Professor of Medicine (part-time)
  • Harvard Medical School

Neil J Halin, DO, FSIR

  • Assistant Professor in Radiology
  • Tufts University School of Medicine

Matthew J Hamilton, MD

  • Instructor in Medicine
  • Harvard Medical School

Karen Hardinger, PharmD, BCPS

  • Clinical Professor
  • University of Missouri-Kansas City

Ikuo Hirano, MD

  • Associate Professor of Medicine, Gastroenterology Division
  • Northwestern University Feinberg School of Medicine

Richard A Hodin, MD

  • Professor of Surgery
  • Harvard Medical School

Michael Horowitz, MD, PhD

  • Professor of Medicine
  • The University of Adelaide

Sergio Huerta, MD

  • Associate Professor, UT Southwestern Medical Center

Thomas F Imperiale, MD

  • Professor of Medicine
  • Indiana University School of Medicine

Andreas M Kaiser, MD, FACS

  • Associate Professor of Clinical Colorectal Surgery
  • University of Southern California Keck School of Medicine

Patrick S Kamath, MD

  • Professor of Medicine
  • Mayo Clinic College of Medicine

Sunanda V Kane, MD, MSPH

  • Professor
  • Mayo Clinic College of Medicine

Neil Kaplowitz, MD

  • AGA Peer Reviewer
  • Professor and Chief, GI/Liver
  • University of Southern California School of Medicine

VK Kapoor, FACS, FRCS, FACG

  • Professor, SGPGIMS Lucknow, India
  • Zayed Military Hospital, Abu Dhabi UAE

Philip O Katz, MD

  • Director Motility Laboratories
  • Jay Monahan Center
  • Weill Cornell Medicine

Jiwon Kim, PharmD, BCPS, FCSHP

  • Assistant Professor of Clinical Pharmacy
  • University of Southern California School of Pharmacy

Young-Mee Lee, MD

  • AGA Peer Reviewer
  • Adjunct Associate Professor of Medicine
  • Tufts University School of Medicine
  • Cambridge University Addenbrookes Hospital, Cambridge UK.

Cynthia Levy, MD

  • Associate Professor of Medicine
  • University of Miami School of Medicine

Paul Martin, MD, FACP

  • AGA Peer Reviewer
  • Professor of Medicine
  • University of Miami Miller School of Medicine

Kenneth EL McColl, MD, FRCP, FMedSci

  • AGA Peer Reviewer
  • Professor, Head of Division of Gastroenterology
  • University of Glasgow

Joseph Misdraji, MD

  • Associate Pathologist
  • Massachusetts General Hospital
  • Harvard Medical School

Kevin D Mullen, MD

  • Professor of Medicine
  • Case Western Reserve University

Anil B Nagar, MD

  • Associate Professor, Department of Internal Medicine
  • Yale University School of Medicine

Rose O'Flynn, PharmD, BCPS

  • Clinical Coordinator and Residency Program Director
  • Philadelphia VA Medical Center

Bergein F Overholt, MD

  • Medical Director, Laser Center
  • Thompson Cancer Survival Center, Knoxville, TN

Henry P Parkman, MD

  • Professor of Medicine
  • Temple University School of Medicine

Harry Pothoulakis, MD

  • Professor of Medicine
  • Pathology and Laboratory Medicine
  • David Geffen School of Medicine at UCLA

Amir A Qamar, MD

  • Medical Director, Liver Transplant Program,
  • Senior Staff Hepatologist,
  • Lahey Hospital and Medical

Eamonn Quigley, MD

  • Chief of Gastroenterology
  • The Methodist Hospital, Houston, Texas

Laura Raffals, MD

  • Instructor of Medicine
  • Mayo Clinic

Satish SC Rao, MD, PhD, FRCP

  • Chief, Gastroenterology/Hepatology
  • Augusta University

K Rajender Reddy, MD

  • Ruimy Family President's Distinguished Professor of Medicine
  • Professor of Medicine in Surgery
  • Director of Hepatology
  • Director, Viral Hepatitis Center
  • Medical Director of Liver Transplantation
  • University of Pennsylvania School of Medicine

Miguel Regueiro, MD, AGAF, FACG, FACP

  • Chair, Department of Gastroenterology, Hepatology, and Nutrition
  • The Pier C. and Renee A. Borra Family Endowed Chair in Gastroenterology and Hepatology
  • Vice Chair, Digestive Disease and Surgery Institute
  • Cleveland Clinic
  • Professor of Medicine

Anna E Rutherford, MD, MPH

  • Instructor in Medicine
  • Harvard Medical School

John D Ryan, MBBS, MRCPI, PhD

  • Academic Clinical Lecturer in Gastroenterology
  • University of Oxford

Arturo P Saavedra, MD, PhD, MBA

  • University of Virginia Health System
  • Kenneth E. Greer Endowed Professor and Chairman
  • Department of Dermatology

George Sachs, MD

  • Professor of Medicine
  • David Geffen School of Medicine at UCLA

John R Saltzman, MD, FACP, FACG, FASGE, AGAF

  • Section Editor — Therapeutic and Diagnostic Endoscopy
  • Professor of Medicine
  • Harvard Medical School

Michael Saunders, MD

  • Clinical Assistant Professor
  • University of Washington Medical Center

Thomas J Savides, MD

  • Professor of Clinical Medicine
  • University of California, San Diego, CA

Robert Schapiro, MD

  • AGA Peer Reviewer
  • Associate Clinical Professor of Medicine
  • Harvard Medical School

Peter Schemmer, MD

  • Department of General Surgery
  • Ruprecht-Karls University of Heidelberg

Detlef Schuppan, MD, PhD

  • Professor of Medicine, Harvard Medical School
  • Institute for Translational Immunology
  • Research Center for Immunotherapy (FZI), University Medical Center, Johannes Gutenberg University, Mainz, Germany, Division of Gastroenterology

Neil Stollman, MD, FACP, FACG, AGAF

  • Associate Clinical Professor of Medicine
  • University of California San Francisco

Mario Strazzabosco, MD, PhD

  • Professor of Medicine
  • Yale University School of Medicine

Pavel Strnad, MD

  • Department of Internal Medicine I,
  • University Medical Center Ulm, Germany

Haruhiko Sugimura, MD, PhD

  • Hamamatsu University School of Medicine

Ali Tavakkoli, MD

  • Associate Professor of Surgery
  • Harvard Medical School

Bruce W Trotman, MD

  • Digestive Disease Specialists of Manatee
  • Manatee Memorial Hospital

Renuka Umashanker, MD

  • Assistant Professor of Internal Medicine
  • Yale University School of Medicine

Nimish B Vakil, MD, AGAF, FACP, FACG, FASGE

  • Clinical Professor of Medicine
  • University of Wisconsin School of Medicine and Public Health

John J Vargo, MD

  • Department of Gastroenterology
  • Cleveland Clinic Foundation

Michael B Wallace, MD, MPH

  • Professor of Medicine
  • Mayo Clinic, Jacksonville

Rebecca G Wells, MD

  • Assistant Professor of Medicine
  • University of Pennsylvania School of Medicine

Yu-Xiao Yang, MD, MSCE, FACP

  • Assistant Professor of Medicine and Epidemiology
  • University of Pennsylvania School of Medicine