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. Edwin Ramirez, M.D.Oxnard, CA · $784 in drug and device payments (2025) · Telehealth ·
(805) 278-0190 Dr. Ilene Tsui, M.DOxnard, CA · No drug or device payments recorded (2025) ·
(805) 384-8071 Dr. James Ingaglio, M.D.Oxnard, CA · No drug or device payments recorded (2025) ·
(805) 988-2500 Dr. Jan Eperjesi, M.D.Oxnard, CA · No drug or device payments recorded (2025) ·
(000) 000-0000 Dr. Jennifer Mikhail, DOOxnard, CA · $1,349 in drug and device payments (2025) ·
(805) 981-6163 Dr. Julian Chiang, M.D.Oxnard, CA · No drug or device payments recorded (2025) ·
(805) 218-8815 Dr. Justin SalernoOxnard, CA · No drug or device payments recorded (2025) ·
(805) 330-8680 Dr. Lily Mallare, M.D.Oxnard, CA · No drug or device payments recorded (2025) ·
(805) 384-8071 Dr. Michael Green, M.D.Oxnard, CA · $31,352 in drug and device payments (2025) ·
(805) 981-3770 Dr. Michelle Marine, M.D. Dr. Padmapriya Senthilvelan, MDOxnard, CA · No drug or device payments recorded (2025) ·
(805) 488-0210 Dr. Randy Harris, MDOxnard, CA · No drug or device payments recorded (2025) ·
(310) 272-6105 Dr. Scott Changchien, M.D.Oxnard, CA · No drug or device payments recorded (2025) ·
(805) 985-5505 Dr. Todd MonroeOxnard, CA · No drug or device payments recorded (2025) ·
(805) 988-0053 Dr. Tzong HuangOxnard, CA · No drug or device payments recorded (2025) ·
(805) 988-6688 Dr. Victoria Tobon, MDPacific Palisades, CA · No drug or device payments recorded (2025) ·
(310) 613-7949 Dr. Hyuk Kim, D.O.Pacoima, CA · No drug or device payments recorded (2025) ·
(818) 890-5300 Dr. Nicholas Rogers, MDPalmdale, CA · $25 in drug and device payments (2025) ·
(661) 499-2720 Dr. Maryam Bahreini, M.DPalm Desert, CA · $35 in drug and device payments (2025) ·
(760) 346-4003 Dr. Stuart Sitzman, M.D.Palm Desert, CA · No drug or device payments recorded (2025) ·
(760) 360-7726 Dr. Cindy Nakhla, MDPalm Springs, CA · $80 in drug and device payments (2025) ·
(760) 416-3770 Dr. David Menges, DOPalm Springs, CA · No drug or device payments recorded (2025) ·
(760) 968-0823 Dr. Derakhsh Fozouni, M.D.Palm Springs, CA · No drug or device payments recorded (2025) ·
(760) 668-0858 Dr. Evan SchwenkPalm Springs, CA · $16 in drug and device payments (2025) ·
(760) 416-3799 Dr. Lara Hasan, M.D.Palm Springs, CA · $50 in drug and device payments (2025) ·
(760) 327-7900 Dr. Larry Berkowitz, M.D., M.B.A.Palm Springs, CA · No drug or device payments recorded (2025) ·
(760) 322-0776 Dr. Lilia Pacini, M.D.Palm Springs, CA · $371 in drug and device payments (2025) ·
(760) 327-7900 Dr. Lindsey Sanford, DOPalm Springs, CA · No drug or device payments recorded (2025) ·
(760) 323-6412 Dr. Lisa Barden, D.O.Palm Springs, CA · No drug or device payments recorded (2025) ·
(760) 327-7900 Dr. Lisa Bodon, M.D.Palm Springs, CA · $306 in drug and device payments (2025) · Telehealth ·
(760) 323-9309 Dr. Maria Teresa Benitez, M.D.Palm Springs, CA · $264 in drug and device payments (2025) ·
(760) 327-7900 Dr. Nina Agarwal, D.O.Palm Springs, CA · No drug or device payments recorded (2025) ·
(760) 327-7900 Dr. Shakti Mahapatra, MDPalm Springs, CA · No drug or device payments recorded (2025) · Telehealth ·
(760) 773-4560 Dr. William Schmitt, MDPalm Springs, CA · No drug or device payments recorded (2025) ·
(760) 322-3166 Dr. Alireza Abdollah Shamshirsaz, M.D.Palo Alto, CA · No drug or device payments recorded (2025) ·
(650) 497-8000 Dr. Anjie Li, M.D.Palo Alto, CA · $241 in drug and device payments (2025) ·
(650) 497-8000 Dr. Betty Kung, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 497-8000 Dr. Brindha Saravanabavanandhan, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 497-8000 Dr. Camran Nezhat, M.D.Palo Alto, CA · $1,684 in drug and device payments (2025) ·
(650) 327-8778 Dr. Carole Matteri, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 322-5588 Dr. Christie Coleman, M.D.Palo Alto, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 853-2917 Dr. Christine Picco, MDPalo Alto, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 497-8000 Dr. Cynthia Woo, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 321-4121 Dr. Dennis SieglerPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 321-4121 Dr. Edward Cohen, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 493-5000 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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