HealthcareDiscovery.AI / Doctors / California / Obstetrics & Gynecology

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 in Los Angeles380 providers
Obstetrics & Gynecology in San Diego278 providers
Obstetrics & Gynecology in San Francisco249 providers
Obstetrics & Gynecology in Sacramento197 providers
Obstetrics & Gynecology in San Jose128 providers
Obstetrics & Gynecology in Oakland100 providers
Obstetrics & Gynecology in Orange81 providers
Obstetrics & Gynecology in Torrance76 providers
Obstetrics & Gynecology in Fresno74 providers
Obstetrics & Gynecology in Bakersfield70 providers
Obstetrics & Gynecology in Riverside69 providers
Obstetrics & Gynecology in La Jolla66 providers
Obstetrics & Gynecology in Long Beach63 providers
Obstetrics & Gynecology in Loma Linda61 providers
Obstetrics & Gynecology in Santa Monica57 providers
Obstetrics & Gynecology in Walnut Creek56 providers
Obstetrics & Gynecology in Anaheim56 providers
Obstetrics & Gynecology in Santa Clara53 providers
Obstetrics & Gynecology in Modesto53 providers
Obstetrics & Gynecology in Mountain View50 providers
Obstetrics & Gynecology in Fontana50 providers
Obstetrics & Gynecology in Fremont49 providers
Obstetrics & Gynecology in Pasadena45 providers
Obstetrics & Gynecology in Roseville45 providers

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. Antoaneta Mueller, M.D.
Torrance, CA · $160 in drug and device payments (2025) · Telehealth · (310) 325-1198
Dr. Astrid Mendoza, D.O
Torrance, CA · $327 in drug and device payments (2025) · (310) 543-2532
Dr. Ben Naghi, MD
Torrance, CA · $1,102 in drug and device payments (2025) · Telehealth · (310) 326-5150
Dr. Carilyn Sparks, M.D.
Torrance, CA · $110 in drug and device payments (2025) · (310) 316-4373
Dr. Christine Djapri
Torrance, CA · $545 in drug and device payments (2025) · (310) 325-1198
Dr. Cindy Tsai
Torrance, CA · $4,980 in drug and device payments (2025) · (310) 419-8585
Dr. Cristal Lynch, M.D.
Torrance, CA · $462 in drug and device payments (2025) · Telehealth · (310) 539-5060
Dr. Cristiane Guberman De Andrade, MD
Torrance, CA · No drug or device payments recorded (2025) · (310) 222-3565
Dr. Danny Younes, M.D.
Torrance, CA · $39,992 in drug and device payments (2025) · Telehealth · (310) 222-3886
Dr. David Lu, MD
Torrance, CA · $213 in drug and device payments (2025) · (310) 371-7801
Dr. Deepjot Singh, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 373-7900
Dr. Denise Ishimaru, M.D.
Torrance, CA · $59 in drug and device payments (2025) · (310) 540-9600
Dr. Dina Ragab, MD
Torrance, CA · $200 in drug and device payments (2025) · (310) 539-4660
Dr. Donna Richey, MD
Torrance, CA · No drug or device payments recorded (2025) · Telehealth · (424) 337-1800
Dr. Erica Flores, DO
Torrance, CA · $894 in drug and device payments (2025) · (408) 476-5483
Dr. Erika Morikawa
Torrance, CA · $1,020 in drug and device payments (2025) · Telehealth · (408) 416-7449
Dr. Evelyn Denebeim, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 419-8585
Dr. Frances Mckindsey, M.D.
Torrance, CA · $1,540 in drug and device payments (2025) · (310) 373-7993
Dr. Francine Ito, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 540-5599
Dr. Gianna Le, MD, MPH
Torrance, CA · No drug or device payments recorded (2025) · (424) 306-4000
Dr. Hilda Rodriguez, MD
Torrance, CA · $789 in drug and device payments (2025) · Telehealth · (310) 325-9400
Dr. Hope Vermaire, D.O.
Torrance, CA · No drug or device payments recorded (2025) · (310) 316-4373
Dr. James Scharffenberger, MD
Torrance, CA · No drug or device payments recorded (2025) · (310) 370-7277
Dr. Jamie Woodley, DO
Torrance, CA · $130 in drug and device payments (2025) · (310) 222-3886
Dr. Jasmeen Visla, MD
Torrance, CA · No drug or device payments recorded (2025) · (530) 329-3335
Dr. Jeffrey Cowan, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 540-5503
Dr. Jenna Nakagawa, MD
Torrance, CA · $91 in drug and device payments (2025) · (718) 270-2012
Dr. Jennifer Chu
Torrance, CA · $77 in drug and device payments (2025) · Telehealth · (310) 419-8585
Dr. Jody Aronson, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 325-8864
Dr. John Lim, M.D.
Torrance, CA · $189 in drug and device payments (2025) · (310) 540-5599
Dr. John Marshall, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 222-3591
Dr. Joy Brotherton, MD
Torrance, CA · $885 in drug and device payments (2025) · (310) 222-2509
Dr. Karen Filkins, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 375-7171
Dr. Kay Elledge, MD
Torrance, CA · $189 in drug and device payments (2025) · (310) 378-8450
Dr. Kay May Kwok, MD
Torrance, CA · $506 in drug and device payments (2025) · (310) 530-5965
Dr. Kendra Mahoney, MD
Torrance, CA · No drug or device payments recorded (2025) · (310) 419-8585
Dr. Kenneth Holliman, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 375-8446
Dr. Latrice Allen, M.D.
Torrance, CA · $588 in drug and device payments (2025) · (310) 539-5060
Dr. Lauren Bernal, MD
Torrance, CA · $130 in drug and device payments (2025) · (424) 306-6145
Dr. Lisa Fisher, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 370-7277
Dr. Lisa Nelson, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 539-5060
Dr. Lisa Vasquez, M.D.
Torrance, CA · $36 in drug and device payments (2025) · (310) 222-3886
Dr. Manasa Kavasery, M.D., M.P.H.
Torrance, CA · No drug or device payments recorded (2025) · (562) 569-8297
Dr. Marc Rosenthal, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 325-8864
Dr. Martha Hynes, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 540-4060
Dr. Megha Patel, D.O.
Torrance, CA · $131 in drug and device payments (2025) · Telehealth · (310) 316-4317
Dr. Melanie Santos, M.D.
Torrance, CA · $8,923 in drug and device payments (2025) · Telehealth · (424) 212-5333
Dr. Mia Sanders, M.D.
Torrance, CA · $17 in drug and device payments (2025) · Telehealth · (310) 316-4373
Dr. Michelle Park, M.D.
Torrance, CA · $19 in drug and device payments (2025) · (310) 222-3886
Dr. Mimi Hong, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 222-3563

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.

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.

Obstetrics & Gynecology in all 50 states Search all 5,103 in the directory Ask Zach for help choosing

Related

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Obstetrics & Gynecology in California? Get featured.