OB-GYNs in California
Data updated monthly · Last refresh October 2026
5,103 Obstetrics & Gynecology providers practice in California, including 564 (11%) offering telehealth. The largest concentration is in Los Angeles. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
5,103providers
564telehealth
Los Angelestop city
Obstetrics & Gynecology by city in California
Choose a city to see providers there.
Obstetrics & Gynecology providers in California
Listed by city, largest first. 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. Susan Mendelsohn, MDLaguna Hills, CA · $196 in drug and device payments (2025) ·
(949) 829-5500 Dr. Vaya TanamaiLaguna Hills, CA · $135 in drug and device payments (2025) ·
(949) 770-4115 Dr. Anne Van De Water, M.D.Laguna Niguel, CA · No drug or device payments recorded (2025) ·
(949) 487-7262 Dr. Kambiz Arman, M.D.La Habra, CA · $79 in drug and device payments (2025) ·
(562) 690-0400 Dr. Allan Silver, MDLa Jolla, CA · $400 in drug and device payments (2025) ·
(858) 453-0753 Dr. Amy Marie Driebe, M.D.La Jolla, CA · No drug or device payments recorded (2025) · Telehealth ·
(800) 926-8273 Dr. Andrw Senyei, MDLa Jolla, CA · No drug or device payments recorded (2025) ·
(858) 454-3254 Dr. Ashley Westmoreland, MDLa Jolla, CA · $22 in drug and device payments (2025) ·
(858) 677-0777 Dr. Audra Meadows, MD, MPHLa Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Audrey Lunde, MDLa Jolla, CA · No drug or device payments recorded (2025) ·
(858) 677-0777 Dr. Brooke O'neill, PA-CLa Jolla, CA · $562 in drug and device payments (2025) ·
(858) 677-0777 Dr. Cecile FerrandoLa Jolla, CA · $320 in drug and device payments (2025) · Telehealth ·
(800) 926-8273 Dr. Christina Hong, M.D.La Jolla, CA · No drug or device payments recorded (2025) ·
(858) 657-8745 Dr. Christine Miller, M.D.La Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Chrysten Cunningham, DOLa Jolla, CA · $120 in drug and device payments (2025) ·
(858) 945-7906 Dr. Colleen Mullin, M.D.La Jolla, CA · $183 in drug and device payments (2025) · Telehealth ·
(858) 677-0777 Dr. Cynthia Coots, MDLa Jolla, CA · $24 in drug and device payments (2025) ·
(800) 926-8273 Dr. Dani Ashak, M.D.La Jolla, CA · $65 in drug and device payments (2025) ·
(800) 926-8273 Dr. Daniela Gomez, MDLa Jolla, CA · $46 in drug and device payments (2025) ·
(858) 626-6245 Dr. Daniel NassarLa Jolla, CA · $2,173 in drug and device payments (2025) · Telehealth ·
(800) 926-8273 Dr. Daphne Lacoursiere, MDLa Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. David Klein, MD, MSLa Jolla, CA · $63 in drug and device payments (2025) · Telehealth ·
(800) 926-8273 Dr. Elizabeth Silverman, MDLa Jolla, CA · $329 in drug and device payments (2025) ·
(858) 453-0753 Dr. Eliza Ofir, MDLa Jolla, CA · $324 in drug and device payments (2025) · Telehealth ·
(858) 554-7700 Dr. Emily Allard-phillips, MDLa Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Erin Gross, M.D.La Jolla, CA · No drug or device payments recorded (2025) · Telehealth ·
(800) 926-8273 Dr. Gillian Mackay, M.D.La Jolla, CA · $123 in drug and device payments (2025) ·
(800) 926-8273 Dr. Gina Frugoni, MDLa Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Heidi Cook-andersen, MDLa Jolla, CA · No drug or device payments recorded (2025) ·
(858) 534-8930 Dr. Isabel Katlaps, MDLa Jolla, CA · No drug or device payments recorded (2025) ·
(858) 249-1206 Dr. Isabella QendroLa Jolla, CA · $16,058 in drug and device payments (2025) · Telehealth ·
(858) 249-1206 Dr. Jamie Resnik, MDLa Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Janice WongLa Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. John Willems, M.D.La Jolla, CA · $108 in drug and device payments (2025) · Telehealth ·
(858) 764-9080 Dr. Kelly Chacon, MDLa Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Kelly Culwell, M.D., MPHLa Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Kimberly Washkowiak, MDLa Jolla, CA · $72 in drug and device payments (2025) ·
(858) 453-0753 Dr. Kirstin Lee, M.D.La Jolla, CA · $402 in drug and device payments (2025) ·
(858) 453-0753 Dr. Laura Biver, MDLa Jolla, CA · No drug or device payments recorded (2025) · Telehealth ·
(800) 926-8273 Dr. Laura Delcore, M.D.La Jolla, CA · No drug or device payments recorded (2025) · Telehealth ·
(800) 926-8273 Dr. Mariana Ramos-riveraLa Jolla, CA · No drug or device payments recorded (2025) · Telehealth ·
(858) 249-1206 Dr. Maureen Farrell, M.D.La Jolla, CA · No drug or device payments recorded (2025) · Telehealth ·
(800) 926-8273 Dr. Maureen Ries, M.D.La Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Mel Kurtulus, M.D.La Jolla, CA · $4,026 in drug and device payments (2025) · Telehealth ·
(858) 677-0777 Dr. Milli Desai, MD, MAS, MHSLa Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Minhazur Sarker, MDLa Jolla, CA · $26 in drug and device payments (2025) ·
(800) 926-8273 Dr. Miriam FahimLa Jolla, CA · $194 in drug and device payments (2025) ·
(858) 554-7700 Dr. Pamela Deak, M.D.La Jolla, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Patrick Haggerty, MDLa Jolla, CA · No drug or device payments recorded (2025) ·
(858) 452-3838 Dr. Payton OttumLa Jolla, CA · No drug or device payments recorded (2025) ·
(858) 657-7000 Conditions Obstetrics & Gynecology providers in 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 California?There are 5,103 Obstetrics & Gynecology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Obstetrics & Gynecology providers in California offer telehealth?Yes. 564 of the 5,103 Obstetrics & Gynecology providers in California (about 11%) report offering telehealth services in CMS data.
Which cities in California have the most Obstetrics & Gynecology providers?Los Angeles (380), San Diego (278), San Francisco (249) have the highest concentration of Obstetrics & Gynecology providers in California.
How many Obstetrics & Gynecology providers in California received drug or device company payments?1,864 of 5,103 Obstetrics & Gynecology providers in California (37%) 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 California treat?Obstetrics & Gynecology providers 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 counts and profiles 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.
Do most OB-GYNs in California work in independent practices or large health systems?Among 2,619 OB-GYNs in California enrolled in Medicare, 18% bill through a solo or small practice with fewer than 10 clinicians, 16% through a mid-size group of 10 to 99, and 66% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do OB-GYNs in California work at?According to CMS facility affiliation records, the California hospitals where the most OB-GYNs hold privileges are Hoag Memorial Hospital Presbyterian in Newport Beach; Cedars-Sinai Medical Center in Los Angeles; California Pacific Medical Ctr-Davies Campus Hosp in San Francisco.
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