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Colorectal Cancer Specialists in CaliforniaPage 2

114 verified specialists treating colorectal cancer are listed for California. Coverage is strongest around Duarte, Torrance, and Upland. Common hospital affiliations include Cedars-Sinai Medical Center, City of Hope National Medical Center, and Ronald Reagan UCLA Medical Center.

James Lin

James Lin, MD

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

Gastroenterology

Duarte, CA20+ years
GI Oncology
Amy Cummings

Amy Cummings, MD

Assistant Professor of Medicine, Hematology/Oncology, David Geffen School of Medicine at UCLA

Hematology

Torrance, CA10+ years
Hematology & Oncology
Lawrence Wagman

Lawrence Wagman, MD

Oncology

Upland, CA30+ years
Surgical Oncology
Pashtoon Kasi

Pashtoon Kasi, MD, MS

Associate Professor of Oncology

Hematology

Irvine, CA20+ years
GI OncologyHematology & OncologyMedical Oncology
Pareen Mehta

Pareen Mehta, M.D.

Oncology

Los Angeles, CA15+ years
Radiation Oncology
Zev Wainberg

Zev Wainberg, MD

Professor of Medicine; Co-Director, UCLA GI Oncology Program; Sanders Chair in Cancer Research

Hematology

Marina Del Rey, CA20+ years
Hematology & Oncology
Elizabeth Wick

Elizabeth Wick, MD

Colon and Rectal Surgical Oncology

Oncology

San Francisco, CA20+ years
Surgical Oncology
Afsaneh Barzi

Afsaneh Barzi, M.D.

Associate Professor of Medical Oncology, City of Hope Comprehensive Cancer Center

Oncology

Los Angeles, CA
GI OncologyMedical Oncology
Albert Lin

Albert Lin, MD

Hematology

San Jose, CA
Hematology & Oncology
Renumathy Dhanasekaran

Renumathy Dhanasekaran, MD, PHD

Assistant Professor of Medicine (Gastroenterology)

Gastroenterology

Redwood City, CA20+ years
GI OncologyTransplant HepatologyClinical Hepatology
Shamel Sanani

Shamel Sanani, MD

Hematology

Hematology

Simi Valley, CA30+ years
Hematology & OncologyMedical Oncology
Brennan Spiegel

Brennan Spiegel, MD

Director of Health Services Research, Cedars-Sinai Health System; Professor of Medicine and Public Health, UCLA; Editor-in-Chief, American Journal of Gastroenterology; Director, Cedars-Sinai Master's Degree Program in Health Delivery Science; Director, Cedars-Sinai Center for Outcomes Research and Education (CS-CORE)

Gastroenterology

West Hollywood, CA20+ years
Motility & Functional GIColorectal Cancer Screening
Robert Huang

Robert Huang, M.D.

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

Gastroenterology

Redwood City, CA15+ years
GI Oncology
Inderjit Mehmi

Inderjit Mehmi, M.D.

Hematology

Los Angeles, CA15+ years
Hematology & Oncology
John Carethers

John Carethers, M.D.

Vice Chancellor for Health Sciences, UC San Diego

Gastroenterology

La Jolla, CA30+ years
Colorectal Cancer Screening
Eddie Hu

Eddie Hu, M.D.

Clinical Professor of Medicine, David Geffen School of Medicine at UCLA

Hematology

Alhambra, CA30+ years
Hematology & Oncology
Danny Nguyen

Danny Nguyen, M.D.

Hematology

Huntington Beach, CA15+ years
Hematology & Oncology
Darren Sigal

Darren Sigal, MD

Hematology

La Jolla, CA20+ years
Hematology & OncologyMedical Oncology
David Shields

David Shields, MD

Associate Clinical Professor of Medicine, Stanford University

Gastroenterology

San Mateo, CA30+ years
GI Oncology
Helen Chow

Helen Chow, M.D.

Hematology

Sacramento, CA15+ years
Hematology & Oncology

Browse colorectal cancer specialists by city in California

Drill into a specific California city to see vetted colorectal cancer specialists practicing there.

Frequently Asked Questions

How is this list of colorectal cancer specialists in California built?
This page includes physicians in Convene Health's public directory whose profile lists Colorectal Cancer 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 colorectal cancer specialist in California?
Start with clinical fit. Compare credentials, hospital affiliations, years of experience, and how the profile describes their approach to colorectal cancer. Many of these specialists are concentrated in major medical centers — drill into a specific city below to see who's nearest you.
Are these colorectal cancer 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 Colorectal Cancer?
Colorectal 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 colorectal cancer care.