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Gastroenterologists in California

Data updated monthly · Last refresh October 2026

2,135 Gastroenterology providers practice in California, including 918 (43%) offering telehealth. The largest concentration is in Los Angeles. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

2,135providers
918telehealth
Los Angelestop city

Gastroenterology by city in California

Choose a city to see providers there.

Gastroenterology in Los Angeles195 providers
Gastroenterology in San Diego126 providers
Gastroenterology in San Francisco103 providers
Gastroenterology in Sacramento89 providers
Gastroenterology in Stanford63 providers
Gastroenterology in San Jose46 providers
Gastroenterology in Orange45 providers
Gastroenterology in Torrance44 providers
Gastroenterology in Fresno41 providers
Gastroenterology in La Jolla36 providers
Gastroenterology in Loma Linda33 providers
Gastroenterology in Walnut Creek33 providers
Gastroenterology in Palo Alto29 providers
Gastroenterology in Oakland27 providers
Gastroenterology in Fremont26 providers
Gastroenterology in Santa Monica26 providers
Gastroenterology in West Hollywood26 providers
Gastroenterology in Anaheim25 providers
Gastroenterology in Newport Beach23 providers
Gastroenterology in Beverly Hills23 providers
Gastroenterology in Riverside22 providers
Gastroenterology in Irvine22 providers
Gastroenterology in Modesto21 providers
Gastroenterology in Santa Rosa19 providers

Gastroenterology providers in California

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Degrasia Howard, MD
Bakersfield, CA · No drug or device payments recorded (2025) · (800) 353-5400
Dr. Harman Rahal
Bakersfield, CA · $1,050 in drug and device payments (2025) · (661) 323-1200
Dr. Hua Lung Lin, M.D.
Bakersfield, CA · No drug or device payments recorded (2025) · (661) 395-1271
Dr. Ishaan Kalha, MD
Bakersfield, CA · $183 in drug and device payments (2025) · Telehealth · (661) 323-1200
Dr. Ivaylo Vagliarsky, M.D.
Bakersfield, CA · $3,893 in drug and device payments (2025) · Telehealth · (661) 327-4455
Dr. Nandakumar Ravi, M.D.
Bakersfield, CA · $139 in drug and device payments (2025) · (661) 588-8725
Dr. Paramvir Rahal, MD
Bakersfield, CA · $614 in drug and device payments (2025) · (661) 323-1200
Dr. Robin Matuk, M.D.
Bakersfield, CA · $839 in drug and device payments (2025) · Telehealth · (661) 324-1203
Dr. Satya Vashishtha, MD
Bakersfield, CA · No drug or device payments recorded (2025) · (800) 353-5400
Dr. Simrita Rahal, M.D.
Bakersfield, CA · $546 in drug and device payments (2025) · (661) 323-1200
Dr. Trevor Winter, MD
Bakersfield, CA · No drug or device payments recorded (2025) · (859) 492-2931
Dr. Edgar Corona
Baldwin Park, CA · No drug or device payments recorded (2025) · (626) 862-3307
Dr. Ernest Khine, MD
Baldwin Park, CA · No drug or device payments recorded (2025) · (626) 851-1011
Dr. Jian Zhang, MD
Baldwin Park, CA · No drug or device payments recorded (2025) · (626) 851-1011
Dr. Jimmy Kang, MD
Baldwin Park, CA · No drug or device payments recorded (2025) · (626) 851-1011
Dr. Ju-en Thlick
Baldwin Park, CA · No drug or device payments recorded (2025) · (626) 851-6486
Dr. Mark Kim, MD
Baldwin Park, CA · No drug or device payments recorded (2025) · (626) 851-1011
Dr. Robert Lin, MD
Baldwin Park, CA · No drug or device payments recorded (2025) · (626) 851-1011
Dr. Rody Yoshinaka, MD
Baldwin Park, CA · No drug or device payments recorded (2025) · (626) 851-1011
Dr. Vincent Ng, MD
Baldwin Park, CA · No drug or device payments recorded (2025) · (626) 851-1011
Dr. Kaunteya Reddy, MD
Banning, CA · $593 in drug and device payments (2025) · (951) 845-0313
Dr. Edgar Lluncor, MD
Bell, CA · No drug or device payments recorded (2025) · (323) 560-4907
Dr. Anshu Kumar, MD
Bellflower, CA · No drug or device payments recorded (2025) · (562) 461-3000
Dr. Binesh Batra, MD
Bellflower, CA · No drug or device payments recorded (2025) · (562) 461-3000
Dr. David Berkowitz, MD
Bellflower, CA · No drug or device payments recorded (2025) · (562) 461-3000
Dr. Eric Lever, MD
Bellflower, CA · No drug or device payments recorded (2025) · (562) 461-3000
Dr. Kalpesh Mehta, DO
Bellflower, CA · $985 in drug and device payments (2025) · (562) 461-3000
Dr. Rogelio Rabanera, MD
Bellflower, CA · No drug or device payments recorded (2025) · (562) 867-2796
Dr. Zarin Azar, MD
Bellflower, CA · $24 in drug and device payments (2025) · (562) 461-3000
Dr. Abhik Roy, M.D.
Berkeley, CA · $401 in drug and device payments (2025) · Telehealth · (510) 204-8120
Dr. Huilan Cheng, M.D.
Berkeley, CA · $2,025 in drug and device payments (2025) · Telehealth · (510) 548-6555
Dr. Lisa Higa, M.D.
Berkeley, CA · $534 in drug and device payments (2025) · Telehealth · (510) 548-6555
Dr. Mehra Hosseini, M.D.
Berkeley, CA · $737 in drug and device payments (2025) · Telehealth · (510) 548-6555
Dr. Michael Loudin, M.D.
Berkeley, CA · $2,137 in drug and device payments (2025) · Telehealth · (510) 985-5020
Dr. Nihar Shah, MD
Berkeley, CA · $32,956 in drug and device payments (2025) · Telehealth · (510) 204-8120
Dr. Saurabh Gupta, M.D.
Berkeley, CA · $622 in drug and device payments (2025) · Telehealth · (510) 204-8120
Dr. Subhendu Narayan, M.D.
Berkeley, CA · $1,243 in drug and device payments (2025) · Telehealth · (510) 548-6555
Dr. Taft Bhuket, M.D.
Berkeley, CA · $563 in drug and device payments (2025) · (510) 548-6555
Dr. Vinod Kurupath, M.D.
Berkeley, CA · $6,411 in drug and device payments (2025) · Telehealth · (510) 204-8120
Dr. Anthony Myint, M.D.
Beverly Hills, CA · $682 in drug and device payments (2025) · Telehealth · (310) 273-0040
Dr. Benjamin Basseri, M.D.
Beverly Hills, CA · $3,834 in drug and device payments (2025) · Telehealth · (310) 855-5855
Dr. Carey Strom, MD
Beverly Hills, CA · $388 in drug and device payments (2025) · Telehealth · (310) 246-2520
Dr. Christine Roth, PA
Beverly Hills, CA · $28 in drug and device payments (2025) · Telehealth · (225) 445-7756
Dr. Dale Prokupek, MD
Beverly Hills, CA · $3,292 in drug and device payments (2025) · Telehealth · (310) 360-6807
Dr. Daniel Lahana, MD
Beverly Hills, CA · No drug or device payments recorded (2025) · (310) 271-5722
Dr. Deena Midani, M.D.
Beverly Hills, CA · $517 in drug and device payments (2025) · Telehealth · (310) 248-8200
Dr. Dorian Mendoza, MD
Beverly Hills, CA · $55 in drug and device payments (2025) · Telehealth · (310) 273-0040
Dr. Enrique Slodownik, M.D.
Beverly Hills, CA · No drug or device payments recorded (2025) · (310) 967-1884
Dr. Gobind Sharma, M.D.
Beverly Hills, CA · $279 in drug and device payments (2025) · Telehealth · (310) 248-8200
Dr. Jonathan Ellis, MD
Beverly Hills, CA · $223 in drug and device payments (2025) · (310) 246-2520

Conditions Gastroenterology providers in California commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Gastroenterology providers are in California?

There are 2,135 Gastroenterology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Do Gastroenterology providers in California offer telehealth?

Yes. 918 of the 2,135 Gastroenterology providers in California (about 43%) report offering telehealth services in CMS data.

Which cities in California have the most Gastroenterology providers?

Los Angeles (195), San Diego (126), San Francisco (103) have the highest concentration of Gastroenterology providers in California.

How many Gastroenterology providers in California received drug or device company payments?

1,329 of 2,135 Gastroenterology providers in California (62%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Gastroenterology providers in California treat?

Gastroenterology providers commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Do most Gastroenterologists in California work in independent practices or large health systems?

Among 1,498 Gastroenterologists in California enrolled in Medicare, 21% bill through a solo or small practice with fewer than 10 clinicians, 8% through a mid-size group of 10 to 99, and 71% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Gastroenterologists in California work at?

According to CMS facility affiliation records, the California hospitals where the most Gastroenterologists hold privileges are Stanford Health Care in Stanford; Ronald Reagan UCLA Medical Center in Los Angeles; Cedars-Sinai Medical Center in Los Angeles.

Related reading on HealthcareDiscovery.AI

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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Gastroenterology in California? Get featured.