GI Oncology Specialists in California

45 verified specialists treating gi oncology are listed for California. Coverage is strongest around Redwood City, Santa Monica, and San Francisco. Common hospital affiliations include Stanford Health Care, UCLA Medical Center Santa Monica & Orthopaedic Hospital, and Ronald Reagan UCLA Medical Center.

Joo Hwang, MD

Fortinet Founders School of Medicine Endowed Professor and Professor, by courtesy, of Surgery; Director, Gastrointestinal Endoscopic Surgery; Director, Inpatient Gastroenterology Services

Gastroenterology

Redwood City, CA20+ years528+ pubs

GI Oncology

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+ years140+ pubs

GI Oncology

Sue Yom, M.D., PH.D.

Radiation Oncology

Oncology

San Francisco, CA20+ years692+ pubs

Radiation Oncology

Michael Alvarado, MD

Breast Surgical Oncology

Oncology

San Francisco, CA20+ years175+ pubs

Breast Oncology

Joseph Pisegna, MD

Professor of Medicine at UCLA and Chief of the Division of Gastroenterology and Hepatology in the VA Greater Los Angeles Healthcare System

Gastroenterology

Los Angeles, CA30+ years193+ pubs

GI Oncology

Ju Dong Yang, MD

Medical Director, Liver Cancer Program, Cedars-Sinai Cancer Center

Gastroenterology

West Hollywood, CA20+ years557+ pubs

Transplant HepatologyGI OncologyClinical Hepatology

Lee-May Chen, MD

Gynecologic Oncology

Obstetrics & Gynecology

San Francisco, CA30+ years208+ pubs

Gynecologic Oncology

James Lin, MD

Chief, Division of Gastroenterology; Director of Endoscopy; Associate Clinical Professor, Department of Medicine

Gastroenterology

Duarte, CA20+ years

GI Oncology

Elizabeth Wick, MD

Colon and Rectal Surgical Oncology

Oncology

San Francisco, CA20+ years54+ pubs

Surgical Oncology

Renumathy Dhanasekaran, MD, PHD

Assistant Professor of Medicine (Gastroenterology)

Gastroenterology

Redwood City, CA20+ years223+ pubs

GI OncologyTransplant HepatologyClinical Hepatology

I-Chow Hsu, M.D.

Radiation Oncology

Oncology

San Francisco, CA30+ years

Radiation Oncology

Stefanie Ueda, MD

Gynecologic Oncology

Obstetrics & Gynecology

San Francisco, CA20+ years128+ pubs

Gynecologic Oncology

Robert Huang, M.D.

Assistant Professor of Medicine, Gastroenterology & Hepatology; Member, Stanford Cancer Institute

Gastroenterology

Redwood City, CA15+ years201+ pubs

GI Oncology

Jonathan George, MD

Associate Professor of Otolaryngology-Head and Neck Surgery

Oncology

San Francisco, CA15+ years31+ pubs

Head & Neck Oncology

David Shields, MD

Associate Clinical Professor of Medicine, Stanford University

Gastroenterology

San Mateo, CA30+ years

GI Oncology

Maxwell Meng, M.D.

Urologic Oncology

Oncology

San Francisco, CA30+ years2+ pubs

GI Oncology

Jeffrey Wolf, MD

Hematology Oncology

Hematology

San Francisco, CA30+ years228+ pubs

Hematology & OncologyMultiple Myeloma

Allison Webber, M.D.

Nephrology

San Francisco, CA20+ years

Transplant Nephrology

Eric Nakakura, MD

Gastrointestinal Surgical Oncology

Oncology

San Francisco, CA30+ years

Surgical Oncology

Ivan El-Sayed, MD

Head and Neck Surgical Oncology

Oncology

San Francisco, CA30+ years2+ pubs

Head & Neck Oncology

Browse gi oncology specialists by city in California

Drill into a specific California city to see vetted gi oncology specialists practicing there.

Frequently Asked Questions

How is this list of gi oncology specialists in California built?

This page includes physicians in Convene Health's public directory whose profile lists GI Oncology as a clinical focus area and whose practice state is California. Providers are ordered by composite score (research output, peer recognition, frequency of care, and outcomes signals).

What should I look for when choosing a gi oncology specialist in California?

Start with clinical fit. Compare credentials, hospital affiliations, years of experience, and how the profile describes their approach to gi oncology. Many of these specialists are concentrated in major medical centers — drill into a specific city below to see who's nearest you.

Are these gi oncology specialists accepting new patients in California?

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.

What is GI Oncology?

GI Oncology 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 gi oncology care.

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