Gynecologic Oncology in Orange, California
Data updated monthly · Last refresh September 2026
9 Gynecologic Oncology providers practice in Orange. Listings are drawn from federal public records and are not endorsements.
Gynecologic Oncology providers in Orange
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. Danielle JandialOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-8028 Dr. Fabio Cappuccini, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-8000 Dr. Jill Tseng, M.D.Orange, CA · $840 in drug and device payments (2025) · Telehealth ·
(714) 456-8000 Dr. Krishnansu Tewari, M.D.Orange, CA · $33,081 in drug and device payments (2025) · Telehealth ·
(714) 456-6431 Dr. Mark Rettenmaier, M.D.Orange, CA · No drug or device payments recorded (2025) ·
(949) 705-9015 Dr. Michael L Berman, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-2986 Dr. Robert Bristow, MDOrange, CA · $142 in drug and device payments (2025) · Telehealth ·
(410) 955-6700 Common questions
How many Gynecologic Oncology providers are in Orange, California?There are 9 Gynecologic Oncology providers with active NPI records practicing in Orange, according to federal NPPES data refreshed monthly.
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 Orange Gynecologic Oncology across California
