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Healthcare Providers in California

Find doctors, hospitals, and clinics in California from the official NPPES NPI Registry. We found 200 providers in this listing.

200 Providers Found Data from NPPES NPI Registry Updated 2026
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All Providers Doctors Hospitals & Clinics
Showing 16–30 of 200 providers
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Individual (NPI-1) Active

BRIAN ACACIO M.D.

Obstetrics & Gynecology, Reproductive Endocrinology

📍27882 FORBES RD, LAGUNA NIGUEL, CA, 92677

📞 949-249-9200

NPI: 1952313140

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Individual (NPI-1) Active

AUGUST ACCETTA M.D.

Obstetrics & Gynecology, Gynecology

📍9730 BRIMHALL RD STE 1, BAKERSFIELD, CA, 93312

📞 661-663-0818

NPI: 1265506893

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Individual (NPI-1) Active

SUSAN ACHEN DNP, MPH, WHNP-BC

Nurse Practitioner, Obstetrics & Gynecology

📍5555 RESERVOIR DR STE 207, SAN DIEGO, CA, 92120

📞 619-255-1754

NPI: 1588855357

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Individual (NPI-1) Active

JOANNA EVA ADAMCZAK M.D.

Obstetrics & Gynecology, Maternal & Fetal Medicine

📍8010 FROST ST, SAN DIEGO, CA, 92123

📞 858-939-6880

NPI: 1447428420

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Individual (NPI-1) Active

REBECCA RECKER ADAMI M.D.

Obstetrics & Gynecology, Maternal & Fetal Medicine

📍7910 FROST ST, SAN DIEGO, CA, 92123

📞 858-966-6710

NPI: 1992149447

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Individual (NPI-1) Active

KAREN ELAINE ADAMS MD

Obstetrics & Gynecology, Gynecology

📍300 PASTEUR DR, STANFORD, CA, 94305

📞 650-723-4000

NPI: 1922016484

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Individual (NPI-1) Active

MICHELLE DAWN ADAMS M.D.

Obstetrics & Gynecology, Maternal & Fetal Medicine

📍5730 TELEGRAPH AVE STE 117, OAKLAND, CA, 94609

📞 415-600-6400

NPI: 1326058991

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Individual (NPI-1) Active

ROBERT MAURICE ADAMS MD

Obstetrics & Gynecology, Gynecology

📍5 VIA JOAQUIN, MONTEREY, CA, 93940

📞 831-649-1144

NPI: 1316017601

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Individual (NPI-1) Active

GEOFFREY DAVID ADAMSON M.D.

Obstetrics & Gynecology, Reproductive Endocrinology

📍2350 W EL CAMINO REAL, MOUNTAIN VIEW, CA, 94040

📞 650-934-7000

NPI: 1780781690

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Organization (NPI-2) Active

ADANNA IKEDILO MD INC

Obstetrics & Gynecology, Gynecology

📍1865 E ALLUVIAL AVE STE 102, FRESNO, CA, 93720

📞 559-981-2612

NPI: 1649153917

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Individual (NPI-1) Active

CHRISTINA L ADBERG MD

Obstetrics & Gynecology, Gynecology

📍6310 SAN VICENTE BLVD, LOS ANGELES, CA, 90048

📞 323-452-9655

NPI: 1104837947

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Individual (NPI-1) Active

KATE W. ADKINS M.D.

Obstetrics & Gynecology, Obstetrics

📍1515 W FLORIDA AVE, HEMET, CA, 92543

📞 951-929-8400

NPI: 1023205408

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Organization (NPI-2) Active

ADVANCED FERTILITY INSTITUTE INC

Obstetrics & Gynecology, Reproductive Endocrinology

📍9834 GENESEE AVE, LA JOLLA, CA, 92037

📞 619-265-1800

NPI: 1982830899

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Organization (NPI-2) Active

ADVANCED GYNECOLOGY SOLUTIONS, INC.

Obstetrics & Gynecology, Gynecology

📍3808 W RIVERSIDE DR STE 503, BURBANK, CA, 91505

📞 818-843-8700

NPI: 1770843104

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Organization (NPI-2) Active

ADVANCED MFM IMAGING CENTER, INC.

Obstetrics & Gynecology, Maternal & Fetal Medicine

📍1577 E CHEVY CHASE DR STE 300, GLENDALE, CA, 91206

📞 818-240-8300

NPI: 1124521331

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🗺 Cities in California

📍 Los Angeles 📍 San Diego 📍 San Jose 📍 San Francisco 📍 Fresno 📍 Sacramento 📍 Long Beach 📍 Oakland 📍 Bakersfield 📍 Anaheim 📍 Stockton 📍 Riverside 📍 Santa Ana 📍 Irvine 📍 Chula Vista 📍 Fremont 📍 San Bernardino 📍 Modesto 📍 Moreno Valley 📍 Huntington Beach

📊 Quick Stats

Providers Listed 200
Cities Found 20
State California
Source NPPES NPI Registry

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Healthcare in California

California operates the largest state healthcare system in the United States, serving nearly 40 million residents across a diverse landscape of urban megacities, agricultural valleys, and remote mountain communities. The state is home to world-renowned medical institutions including UCSF Medical Center, Cedars-Sinai Medical Center, Stanford Health Care, UCLA Health, and the Scripps Health system in San Diego. These institutions consistently rank among the nation's best for cancer care, neurology, cardiology, and transplant medicine.

California's Medi-Cal program is the largest Medicaid program in the country, covering over 14 million low-income Californians. The state has been a national leader in expanding coverage, and recent reforms have extended Medi-Cal eligibility to all income-eligible adults regardless of immigration status. The Covered California marketplace (coveredca.gov) offers subsidized private insurance plans for those who do not qualify for Medi-Cal.

Despite its healthcare wealth, California faces significant disparities in access. Rural counties in the Central Valley and Northern California have severe physician shortages, and many communities lack specialists entirely. The California Department of Health Care Services (DHCS) (dhcs.ca.gov) oversees Medi-Cal and public health programs, while the California Medical Board (mbc.ca.gov) licenses and disciplines physicians.

California has been a pioneer in telehealth legislation, requiring insurers to cover telehealth services at parity with in-person visits, significantly improving access for rural and underserved populations.

Frequently Asked Questions — California Healthcare