Obstetrics & Gynecology in San Mateo, California
Data updated monthly · Last refresh September 2026
25 Obstetrics & Gynecology providers practice in San Mateo, and 44% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Obstetrics & Gynecology providers in San Mateo
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. Alexandra Flessel, MDSan Mateo, CA · $115 in drug and device payments (2025) · Telehealth ·
(650) 344-1114 Dr. Alla Sragets, M.D.San Mateo, CA · $110 in drug and device payments (2025) ·
(650) 344-7799 Dr. Ana Mummah, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 573-2222 Dr. Andrea Quintana, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 573-3702 Dr. Beatrice Burke, MDSan Mateo, CA · $262 in drug and device payments (2025) ·
(650) 344-1114 Dr. Caroline Bowker, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 573-2222 Dr. Charles Winkelstein, M.D.San Mateo, CA · No drug or device payments recorded (2025) ·
(650) 343-4288 Dr. Diana Douglass, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 573-2222 Dr. Elizabeth Murphy, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 344-1114 Dr. Emily YuSan Mateo, CA · $407 in drug and device payments (2025) ·
(650) 344-1114 Dr. Henry Hamilton, M.D.San Mateo, CA · $583 in drug and device payments (2025) ·
(650) 375-1800 Dr. Isabell Beddow, MDSan Mateo, CA · $36 in drug and device payments (2025) ·
(650) 458-8929 Dr. James Meier, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 573-2222 Dr. James Tappan, M.D.San Mateo, CA · No drug or device payments recorded (2025) ·
(650) 347-5065 Dr. John Anderson, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 573-2222 Dr. Maryam Arjomand, M.D.San Mateo, CA · $250 in drug and device payments (2025) · Telehealth ·
(650) 344-1114 Dr. Melissa Duncanson, MDSan Mateo, CA · $129 in drug and device payments (2025) ·
(650) 344-1114 Dr. Rubina Khilnani, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 477-8112 Dr. Sandra Beretta, MDSan Mateo, CA · $202 in drug and device payments (2025) · Telehealth ·
(650) 344-1114 Dr. Scott Oesterling, MDSan Mateo, CA · $22 in drug and device payments (2025) ·
(650) 573-2222 Dr. Shelley Adams, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 344-1114 Dr. Susan Spencer, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 344-7799 Dr. William Lock, MDSan Mateo, CA · $22 in drug and device payments (2025) ·
(650) 573-2222 Dr. Zelda De La Cruz, MDSan Mateo, CA · No drug or device payments recorded (2025) ·
(650) 375-8482 Dr. Zena Kharsa, M.D.San Mateo, CA · No drug or device payments recorded (2025) ·
(650) 573-2036 Conditions Obstetrics & Gynecology providers in San Mateo, California commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Obstetrics & Gynecology providers. Individual practices vary, so confirm with the provider before booking.
- Pregnancy care
- Endometriosis
- Fibroids
- PCOS
- Menopause
- Contraception
Common questions
How many Obstetrics & Gynecology providers are in San Mateo, California?There are 25 Obstetrics & Gynecology providers with active NPI records practicing in San Mateo, according to federal NPPES data refreshed monthly.
How many Obstetrics & Gynecology providers in San Mateo received drug or device company payments?11 of 25 (44%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Obstetrics & Gynecology providers in San Mateo treat?Obstetrics & Gynecology providers in San Mateo commonly treat pregnancy care, endometriosis, fibroids, PCOS, menopause 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 San Mateo Obstetrics & Gynecology across California