Gastroenterology in Irvine, California
Data updated monthly · Last refresh September 2026
22 Gastroenterology providers practice in Irvine. Listings are drawn from federal public records and are not endorsements.
Gastroenterology providers in Irvine
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. David Choi, D.O.Irvine, CA · $3,600 in drug and device payments (2025) ·
(949) 612-9090 Dr. David Kaufman, D.O.Irvine, CA · $912 in drug and device payments (2025) · Telehealth ·
(949) 727-2035 Dr. Fang YuIrvine, CA · $612 in drug and device payments (2025) · Telehealth ·
(949) 679-0000 Dr. Heba Ashraf, MDIrvine, CA · $2,953 in drug and device payments (2025) ·
(949) 258-7229 Dr. Henry Niho, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 932-2604 Dr. Herbert Lee, MDIrvine, CA · $7,337 in drug and device payments (2025) · Telehealth ·
(949) 552-9628 Dr. Hooshang Meshkinpour, M.D.Irvine, CA · $660 in drug and device payments (2025) · Telehealth ·
(949) 417-1100 Dr. John Hoefs, MDIrvine, CA · No drug or device payments recorded (2025) ·
(949) 748-7474 Dr. Jun-ichi Ohara, M.D., PH.D.Irvine, CA · No drug or device payments recorded (2025) · Telehealth ·
(949) 654-8963 Dr. Kong Peng Yap, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 825-5198 Dr. Lance Uradomo, M.D.Irvine, CA · $328 in drug and device payments (2025) · Telehealth ·
(949) 671-4673 Dr. Lino Deguzman, M.D.Irvine, CA · $4,824 in drug and device payments (2025) ·
(949) 727-1232 Dr. Omeed Alipour, M.D.Irvine, CA · $694 in drug and device payments (2025) · Telehealth ·
(800) 826-4673 Dr. Paul Lee, MDIrvine, CA · $3,033 in drug and device payments (2025) ·
(949) 612-9090 Dr. Rashmi Kumar, MDIrvine, CA · $37,880 in drug and device payments (2025) · Telehealth ·
(949) 557-0251 Dr. Shahrooz BemanianIrvine, CA · $1,328 in drug and device payments (2025) ·
(949) 612-9090 Dr. Shireena Desai, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 932-5000 Dr. Timothy Zaki, MDIrvine, CA · $1,358 in drug and device payments (2025) ·
(949) 612-9090 Dr. Victor Yu, M.D.Irvine, CA · $2,646 in drug and device payments (2025) ·
(949) 612-9090 Dr. You-jen Chou, MDIrvine, CA · $1,371 in drug and device payments (2025) · Telehealth ·
(800) 826-4673 Conditions Gastroenterology providers in Irvine, 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 Irvine, California?There are 22 Gastroenterology providers with active NPI records practicing in Irvine, according to federal NPPES data refreshed monthly.
What conditions do Gastroenterology providers in Irvine treat?Gastroenterology providers in Irvine 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 Irvine Gastroenterology across California
