Gastroenterology in Newport Beach, California
Data updated monthly · Last refresh September 2026
23 Gastroenterology providers practice in Newport Beach. Listings are drawn from federal public records and are not endorsements.
Gastroenterology providers in Newport Beach
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. Abhay Parikh, MDNewport Beach, CA · $2,065 in drug and device payments (2025) · Telehealth ·
(949) 548-6652 Dr. Angizeh Sadeghi, MDNewport Beach, CA · $514 in drug and device payments (2025) · Telehealth ·
(949) 404-4444 Dr. Brett Hughes, MDNewport Beach, CA · $1,314 in drug and device payments (2025) · Telehealth ·
(949) 650-5155 Dr. Christopher Lee, MDNewport Beach, CA · $6,319 in drug and device payments (2025) · Telehealth ·
(949) 645-6244 Dr. Daniel Koerber, MDNewport Beach, CA · No drug or device payments recorded (2025) ·
(949) 764-4624 Dr. Donald Abrahm, M.D.Newport Beach, CA · $2,638 in drug and device payments (2025) · Telehealth ·
(949) 631-2670 Dr. Glenn Madokoro, M.D.Newport Beach, CA · No drug or device payments recorded (2025) ·
(949) 548-8800 Dr. Homeira Mehrabian, MDNewport Beach, CA · $477 in drug and device payments (2025) · Telehealth ·
(949) 645-8300 Dr. Jennifer PhanNewport Beach, CA · $31,423 in drug and device payments (2025) ·
(949) 764-6943 Dr. Kathryn Ross, M.D.Newport Beach, CA · No drug or device payments recorded (2025) ·
(949) 650-8700 Dr. Kenneth J Chang, MDNewport Beach, CA · $214,563 in drug and device payments (2025) ·
(949) 764-8959 Dr. Linda Anh Nguyen, M.D.Newport Beach, CA · $26,625 in drug and device payments (2025) · Telehealth ·
(949) 764-7569 Dr. Norman Bain, MDNewport Beach, CA · No drug or device payments recorded (2025) ·
(949) 760-0398 Dr. Parminder Dhaliwal, MDNewport Beach, CA · $2,242 in drug and device payments (2025) · Telehealth ·
(949) 650-6731 Dr. Patricia Tsai, M.D.Newport Beach, CA · $5,208 in drug and device payments (2025) · Telehealth ·
(949) 650-4630 Dr. Paul Korc, MD, INC.Newport Beach, CA · $3,767 in drug and device payments (2025) · Telehealth ·
(949) 764-5760 Dr. Peter Broekelschen, MDNewport Beach, CA · No drug or device payments recorded (2025) ·
(949) 759-1042 Dr. Phuong Nguyen, M.D.Newport Beach, CA · $2,234 in drug and device payments (2025) · Telehealth ·
(949) 764-5760 Dr. Ravi Kankotia, M.D.Newport Beach, CA · $3,920 in drug and device payments (2025) · Telehealth ·
(949) 764-5760 Dr. Richard Quist, M.D.Newport Beach, CA · $4,168 in drug and device payments (2025) · Telehealth ·
(949) 645-8300 Dr. Roxanne Lim, MDNewport Beach, CA · $3,217 in drug and device payments (2025) · Telehealth ·
(949) 760-0398 Dr. Shahla Rah, M.D.Newport Beach, CA · No drug or device payments recorded (2025) ·
(949) 650-6700 Dr. Surinder Saini, M.D.Newport Beach, CA · $38 in drug and device payments (2025) · Telehealth ·
(949) 650-5155 Conditions Gastroenterology providers in Newport Beach, 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 Newport Beach, California?There are 23 Gastroenterology providers with active NPI records practicing in Newport Beach, according to federal NPPES data refreshed monthly.
What conditions do Gastroenterology providers in Newport Beach treat?Gastroenterology providers in Newport Beach 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 Newport Beach Gastroenterology across California