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Gastroenterology in California

Data updated monthly · Last refresh August 2026

2,131 Gastroenterology providers practice in California, including 938 (44%) offering telehealth. The largest concentration is in Los Angeles. Profiles include Medicare quality scores where available.

2,131providers
938telehealth
Los Angelestop city

Gastroenterology providers by city in California

Los Angeles191 providers
San Diego120 providers
San Francisco101 providers
Sacramento86 providers
Stanford67 providers
San Jose46 providers
Orange44 providers
Torrance43 providers

Highest rated Gastroenterology providers in California

Dr. Gerald Rothman, MD
West Hills, CA · Quality score 100/100 · (818) 346-9911
Dr. William Karnes, MD
Orange, CA · Quality score 100/100 · Telehealth · (888) 717-4463
Dr. Richard Nickowitz, MD
Pasadena, CA · Quality score 100/100 · Telehealth · (626) 793-7114
Dr. Peter Rosenberg, M.D.
Pasadena, CA · Quality score 100/100 · Telehealth · (626) 793-7114
Dr. Hooshang Meshkinpour, M.D.
Irvine, CA · Quality score 100/100 · Telehealth · (949) 417-1100
Dr. Kenneth Hepps, MD
Tarzana, CA · Quality score 100/100 · Telehealth · (818) 996-4796
Dr. Michelle Nguyen, MD
Los Gatos, CA · Quality score 100/100 · Telehealth · (408) 471-2222
Dr. Nandakumar Ravi, M.D.
Bakersfield, CA · Quality score 100/100 · (661) 588-8725
Dr. Ripudaman Beniwal, MD
Manteca, CA · Quality score 100/100 · Telehealth · (209) 239-0515
Dr. Gary Van Deventer, MD
Santa Barbara, CA · Quality score 100/100 · Telehealth · (805) 563-0024
Dr. Sassan Soltani, M.D.
Pasadena, CA · Quality score 100/100 · Telehealth · (626) 793-7114
Dr. Alaa Abousaif, MD
Orange, CA · Quality score 100/100 · Telehealth · (714) 835-7700
Dr. Elias Tarakji, M.D.
Arcadia, CA · Quality score 100/100 · (626) 359-3330
Dr. Michael Madievsky, MD
Tarzana, CA · Quality score 100/100 · Telehealth · (818) 996-4796
Dr. Khanh Nguyen, M.D.
San Jose, CA · Quality score 100/100 · (408) 347-9001
Dr. Maurice Gourdji, M.D.
Tarzana, CA · Quality score 100/100 · Telehealth · (818) 708-6070
Dr. John Hong, MD
Fallbrook, CA · Quality score 100/100 · Telehealth · (760) 728-9560
Dr. Stefan Chin, MD
Daly City, CA · Quality score 100/100 · Telehealth · (650) 756-5000
Dr. Mark Tsuchiyose, M.D.
Daly City, CA · Quality score 100/100 · Telehealth · (650) 756-5000
Dr. Jim Amerian, M.D.
Tarzana, CA · Quality score 100/100 · Telehealth · (818) 708-6000

Common questions

How many Gastroenterology providers are in California?

There are 2,131 Gastroenterology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Do Gastroenterology providers in California offer telehealth?

Yes. 938 of the 2,131 Gastroenterology providers in California (about 44%) report offering telehealth services in CMS data.

Which cities in California have the most Gastroenterology providers?

Los Angeles (191), San Diego (120), San Francisco (101) have the highest concentration of Gastroenterology providers in California.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files, including MIPS quality scores where available. The directory refreshes monthly.

Related reading on HealthcareDiscovery.AI

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Sources: NPPES (CMS), Doctors and Clinicians national files, MIPS. Updated monthly. This directory is informational and not medical advice. Are you a Gastroenterology in California? Get featured.