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Gastric Cancer SpecialistsPage 2

237 verified specialists treating gastric cancer from across the United States are listed on this page. Top affiliations among the highest-ranked specialists include UCLA Medical Center Santa Monica & Orthopaedic Hospital, Ronald Reagan UCLA Medical Center, and Santa Monica Cancer Care. Drill into a state below to find specialists nearer to you, or compare individual profiles for credentials, focus areas, and clinical depth.

Joel Hecht

Joel Hecht, MD

Professor of Clinical Medicine, David Geffen School of Medicine at UCLA; Director, UCLA Gastrointestinal Oncology Program; Holder, Carol and Saul Rosenzweig Chair for Cancer Therapies Development

Gastroenterology

Santa Monica, CA30+ years
GI Oncology
Kenneth J Chang

Kenneth J Chang, MD

Executive Medical Director, Hoag Digestive Health Institute; Professor and Chief of the Division of Gastroenterology and Hepatology, University of California Irvine

Gastroenterology

Newport Beach, CA30+ years
Advanced Endoscopy
Joshua Ellenhorn

Joshua Ellenhorn, MD

Co-Director, The Breast Cancer Center at Surgery Group LA

Oncology

Los Angeles, CA
Surgical Oncology
Christopher Thompson

Christopher Thompson, M.D., M.S.

Professor of Medicine; Director of Endoscopy and Therapeutic Endoscopy, Brigham and Women's Hospital; Co-Director, Center for Weight Management and Wellness

Gastroenterology

Boston, MA30+ years
Advanced Endoscopy
William Harris

William Harris, MD

Associate Professor, Division of Hematology and Oncology, Department of Medicine, University of Washington

Oncology

Seattle, WA20+ years
GI OncologyMedical Oncology
Matthew McKinley

Matthew McKinley, MD

Clinical Professor, Department of Medicine

Gastroenterology

New York, NY30+ years
GI Oncology
Alireza Sedarat

Alireza Sedarat, MD

MD, Gastroenterology | Interventional Gastroenterology

Gastroenterology

Los Angeles, CA20+ years
Advanced Endoscopy
Amitabh Chak

Amitabh Chak, MD

Professor, CWRU School of Medicine; Brenda and Marshall B. Brown Master Clinician in Innovations and Discovery, UH Seidman Cancer Center

Gastroenterology

Cleveland, OH30+ years
Advanced Endoscopy
William Mayoral

William Mayoral, MD

Gastroenterology

Orlando, FL30+ years
Hepatology (GI)GI Oncology
Michael Wallace

Michael Wallace, MD

Fred C. Andersen Professor of Medicine; Consultant, Division of Gastroenterology & Hepatology, Department of Internal Medicine; Vice Chairman of Medicine Division of Gastroenterology, Mayo Clinic Jacksonville

Gastroenterology

Jacksonville, FL30+ years
GI Oncology
David Cave

David Cave, M.D.

Professor of Medicine, UMass Chan Medical School; Director of Clinical Gastroenterology Research, UMass Memorial Health

Gastroenterology

Boston, MA30+ years
Advanced EndoscopyGI OncologyInflammatory Bowel Disease
Peter Enzinger

Peter Enzinger, MD

Director, Center for Esophageal and Gastric Cancer; Associate Professor of Medicine, Harvard Medical School; Institute Physician

Oncology

Boston, MA30+ years
GI OncologyMedical Oncology
Manoop Bhutani

Manoop Bhutani, MD

Professor (with Tenure), Department of Gastroenterology, Hepatology & Nutrition, Division of Internal Medicine

Gastroenterology

Houston, TX30+ years
Advanced Endoscopy
Jaffer Ajani

Jaffer Ajani, M.D.

Professor, Department of Gastrointestinal (GI) Medical Oncology, Division of Cancer Medicine

Oncology

Houston, TX30+ years
Medical Oncology
Navtej Buttar

Navtej Buttar, M.D.

Professor, Gastroenterology and Hepatology

Gastroenterology

Rochester, MN30+ years
Advanced Endoscopy
Reid Ness

Reid Ness, MD

Associate Professor of Medicine

Gastroenterology

Nashville, TN30+ years
GI OncologyColorectal Cancer Screening
Manish Shah

Manish Shah, MD

Director, Gastrointestinal Oncology ProgramWeill Cornell MedicineChief, Solid Tumor ServiceCo-Director, Cent

Oncology

New York, NY30+ years
Medical Oncology
Allen Cohn

Allen Cohn, MD

Co-Medical Director, The Neuroendocrine Institute

Hematology

Lone Tree, CO30+ years
Hematology & Oncology
Brian Badgwell

Brian Badgwell, M.D.

Professor of Surgery, Hamill Foundation Distinguished Professorship in Honor of Dr. Richard G. Martin, Sr, Division of Surgery, The University of Texas MD Anderson Cancer Center

Oncology

Houston, TX20+ years
GI OncologySurgical Oncology
Emmy Ludwig

Emmy Ludwig, MD

Gastroenterologist & Nutrition Service, Memorial Sloan Kettering Cancer Center; Member, Ethics Committee

Gastroenterology

New York, NY20+ years
GI Oncology

Gastric Cancer specialists by state

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Frequently Asked Questions

How is this national list of gastric cancer specialists built?
This page includes physicians in Convene Health's public directory whose profile lists Gastric Cancer as a clinical focus area, ranked by composite score (research output, peer recognition, frequency of care, and outcomes signals). Each profile is sourced from the NPI registry, peer-reviewed publication data, board certification records, and the physician's own bio where available.
What should I look for when choosing a gastric cancer specialist?
Start with clinical fit — the right specialist for gastric cancer depends on the specific subtype and severity of your condition. Compare credentials, hospital affiliations, years of experience, peer-reviewed publications, and how the profile describes their approach. Many top specialists are concentrated at academic medical centers; if you have flexibility on location, the top of this list is a strong starting set.
Are these gastric cancer specialists accepting new patients?
Profile detail on availability and accepted insurance varies. Open a specific provider profile to see what they've published about new-patient access, insurance accepted, and typical wait times. Coverage details can change — confirm directly with the practice before your visit.
What is Gastric Cancer?
Gastric Cancer is a clinical focus area covered by the specialists listed here. Each provider profile describes their training, sub-specialties, and the conditions they regularly treat — open a profile for the most authoritative description of how that specific physician approaches gastric cancer care.