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. Lon Taff, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 764-5627
Dr. Maggie Rechel, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 502-7625
Dr. Mala Ashok, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 920-2082
Dr. Marc Schiff, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Margaret English, MD
Sacramento, CA · $130 in drug and device payments (2025) · (916) 734-6900
Dr. Margaret Molloy, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Margarita Berwick, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 262-9414
Dr. Maria Anderson, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-6930
Dr. Maria Kronen, MD
Sacramento, CA · $90 in drug and device payments (2025) · (916) 423-6021
Dr. Mark Maltzer, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 446-0222
Dr. Mark Seaver, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Mark Zhang, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 399-8833
Dr. Mary Finegan, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 927-3178
Dr. Matthew Guile, M.D.
Sacramento, CA · $1,308 in drug and device payments (2025) · (916) 262-9414
Dr. Matthew Susanka, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 920-2082
Dr. Mehnoor Haseeb, MD
Sacramento, CA · No drug or device payments recorded (2025) · Telehealth · (916) 734-6978
Dr. Melissa Bergstrom, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Melissa Lares, MD
Sacramento, CA · $17 in drug and device payments (2025) · (916) 262-9414
Dr. Michael Chu, M.D.
Sacramento, CA · $774 in drug and device payments (2025) · (916) 744-2627
Dr. Michael Puccinelli, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Michael Trifiro, MD
Sacramento, CA · $3,292 in drug and device payments (2025) · Telehealth · (916) 734-7992
Dr. Michele Asch, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Michelle Xu, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-6900
Dr. Monica Balfour, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Namin Kuachusri, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Namrata Mastey
Sacramento, CA · No drug or device payments recorded (2025) · (916) 446-6921
Dr. Natalie Bulock, DO
Sacramento, CA · No drug or device payments recorded (2025) · (916) 681-6102
Dr. Natalie Rose, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-6978
Dr. Natasha Schimmoeller, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-6900
Dr. Nathan Allen, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 392-2290
Dr. Nicole Ahmadi, MD
Sacramento, CA · $3 in drug and device payments (2025) · (916) 734-1039
Dr. Nicole Economou, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-6670
Dr. Nicole Hebert
Sacramento, CA · $120 in drug and device payments (2025) · (916) 920-2082
Dr. Nicole Swank, D.O.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 737-5555
Dr. Nikita Mishra, M.D. PH.D.
Sacramento, CA · $78 in drug and device payments (2025) · (916) 269-8865
Dr. Nneoma Ojiaku, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 737-5555
Dr. Olga Thorne, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 689-3433
Dr. Pamela Imperiale
Sacramento, CA · $627 in drug and device payments (2025) · (916) 927-3178
Dr. Patti Tilton, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Paula Akin, D.O.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 733-3350
Dr. Ravi Nakrani, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-6978
Dr. Rebecca King, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Richard Graves, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-6363
Dr. Richard Paskowitz, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-6930
Dr. Richard Sweet, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-6670
Dr. Rina Castillo-rico, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Robert Gordon, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 737-5555
Dr. Robert Gould, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 497-3452
Dr. Ruth Crane, MD
Sacramento, CA · $136 in drug and device payments (2025) · (916) 973-5000
Dr. Sandra Mendez Takagi, M.D.
Sacramento, CA · $28 in drug and device payments (2025) · (916) 681-2660

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.