Gastroenterology in Loma Linda, California
Data updated monthly · Last refresh September 2026
33 Gastroenterology providers practice in Loma Linda, and 61% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Gastroenterology providers in Loma Linda
Listed alphabetically. 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. Andrew Chang, M.D.Loma Linda, CA · $161 in drug and device payments (2025) · Telehealth ·
(909) 558-2850 Dr. Andrew Wright, MDLoma Linda, CA · $26 in drug and device payments (2025) ·
(909) 558-4905 Dr. Artin Galoosian, M.D., M.A.Loma Linda, CA · $125 in drug and device payments (2025) ·
(909) 558-2850 Dr. Bing ZhangLoma Linda, CA · $351 in drug and device payments (2025) · Telehealth ·
(909) 558-4905 Dr. Bruce Runyon, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-2191 Dr. Christian Jackson, M.D.Loma Linda, CA · $715 in drug and device payments (2025) ·
(909) 825-7084 Dr. Chung-jyi Tsai, MDLoma Linda, CA · No drug or device payments recorded (2025) · Telehealth ·
(909) 558-4905 Dr. Cindy Cai, M.D., PH.D.Loma Linda, CA · $33 in drug and device payments (2025) ·
(909) 583-6100 Dr. Daniel Chao, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 825-7084 Dr. David Condon, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-2191 Dr. Erick Imbertson, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4000 Dr. Keisha Baldeosingh, MDLoma Linda, CA · $936 in drug and device payments (2025) ·
(269) 426-6264 Dr. Kendrick Che, DOLoma Linda, CA · $1,638 in drug and device payments (2025) · Telehealth ·
(909) 558-8131 Dr. Kenneth Kelln, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-2191 Dr. Khaled Selim, M.D.Loma Linda, CA · $9,209 in drug and device payments (2025) · Telehealth ·
(909) 558-3636 Dr. Maham Farshidpour, MDLoma Linda, CA · $259 in drug and device payments (2025) ·
(405) 595-6859 Dr. Mahnaz Farahmand, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4905 Dr. Matthew Oman, M.D.Loma Linda, CA · $3,153 in drug and device payments (2025) ·
(909) 558-8242 Dr. Michael Walter, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-2191 Dr. Michel Mendler, M.D.Loma Linda, CA · $94 in drug and device payments (2025) ·
(909) 558-2191 Dr. Mina Rakoski, M.D.Loma Linda, CA · $80,209 in drug and device payments (2025) · Telehealth ·
(909) 558-3364 Dr. Mohammed AliLoma Linda, CA · $125 in drug and device payments (2025) ·
(909) 825-7084 Dr. Nikhil ThiruvengadamLoma Linda, CA · $740 in drug and device payments (2025) · Telehealth ·
(909) 558-4499 Dr. Nour Parsa, M.D.Loma Linda, CA · $29 in drug and device payments (2025) ·
(909) 558-4499 Dr. Rita Auro, MDLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-5512 Dr. Ronald Griffin, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 583-6100 Dr. Roy Liu, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4905 Dr. Snorri Olafsson, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-2191 Dr. Terence Lewis, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-2191 Dr. Timothy Yen, M.D.Loma Linda, CA · $26 in drug and device payments (2025) · Telehealth ·
(909) 558-4905 Dr. Wichit Srikureja, M.D.Loma Linda, CA · $149 in drug and device payments (2025) · Telehealth ·
(909) 558-2850 Dr. Xin Zheng, D.O.Loma Linda, CA · $337 in drug and device payments (2025) · Telehealth ·
(909) 558-4074 Dr. Yan Zhao, M.D.Loma Linda, CA · $83 in drug and device payments (2025) ·
(909) 825-7084 Conditions Gastroenterology providers in Loma Linda, 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.
- Acid reflux
- IBS
- Crohn disease
- Ulcerative colitis
- Celiac disease
- Colon cancer screening
Common questions
How many Gastroenterology providers are in Loma Linda, California?There are 33 Gastroenterology providers with active NPI records practicing in Loma Linda, according to federal NPPES data refreshed monthly.
How many Gastroenterology providers in Loma Linda received drug or device company payments?20 of 33 (61%) 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 Loma Linda treat?Gastroenterology providers in Loma Linda 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 records 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.
All specialties in Loma Linda Gastroenterology across California