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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 151–165 of 200 providers
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Organization (NPI-2) Active

LINDA J BOUCHARD MD, INC

Obstetrics & Gynecology, Gynecology

📍520 E. CENTER ST., MANTECA, CA, 95336

📞 209-860-4393

NPI: 1063273035

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Organization (NPI-2) Active

LISA M. MASTERSON MD A PROFESSIONAL CORPORATION

Obstetrics & Gynecology, Gynecology

📍1333 OCEAN AVE, SANTA MONICA, CA, 90401

📞 310-451-9900

NPI: 1619293255

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Organization (NPI-2) Active

LONG BEACH MEMORIAL MEDICAL CENTER, INC

General Acute Care Hospital

📍2801 ATLANTIC AVENUE, LONG BEACH, CA, 90806

📞 562-933-2738

NPI: 1750503017

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Organization (NPI-2) Active

LORAINE V. DIEGO, MD, INC

Obstetrics & Gynecology, Gynecology

📍1711 W TEMPLE ST STE 7643, LOS ANGELES, CA, 90026

📞 213-388-2229

NPI: 1740687920

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Organization (NPI-2) Active

LORI A LEVI M.D.

Obstetrics & Gynecology, Gynecology

📍51 N 5TH AVE STE 204, ARCADIA, CA, 91006

📞 626-358-1970

NPI: 1548449770

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Organization (NPI-2) Active

LOS ANGELES MEDICAL CENTER FOUNDATION

Clinic/Center, Community Health

📍2010 WILSHIRE BLVD FL 2, LOS ANGELES, CA, 90057

📞 213-483-9209

NPI: 1710514930

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Organization (NPI-2) Active

M A C T HEALTH BOARD INCORPORATED

Clinic/Center, Federally Qualified Health Center (FQHC)

📍13975 MONO WAY STE G, SONORA, CA, 95370

📞 209-288-6502

NPI: 1871233692

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Organization (NPI-2) Active

MAHFOUZ M. MICHAEL,M.D.,INC.

Obstetrics & Gynecology

📍954 N VERMONT AVE, LOS ANGELES, CA, 90029

📞 323-666-6866

NPI: 1659591832

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Organization (NPI-2) Active

MANGROVE MEDICAL GROUP

Family Medicine

📍1040 MANGROVE AVE, CHICO, CA, 95926

📞 530-345-0064

NPI: 1326038381

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Organization (NPI-2) Active

MARIN WOMENS HEALTH

Obstetrics & Gynecology, Gynecology

📍5 BON AIR RD, LARKSPUR, CA, 94939

📞 415-233-3406

NPI: 1760852503

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Organization (NPI-2) Active

MARK G. SCHWABE MD INC.

Obstetrics & Gynecology, Gynecology

📍1645 ESPLANADE, CHICO, CA, 95926

📞 530-342-0595

NPI: 1851567846

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Organization (NPI-2) Active

MATTHEW SIEDHOFF MD PC

Obstetrics & Gynecology, Gynecology

📍450 N ROXBURY DR STE 101, BEVERLY HILLS, CA, 90210

📞 310-997-4884

NPI: 1255122941

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Organization (NPI-2) Active

MCMILLAN PRIMARY CARE MEDICAL

General Practice

📍3737 MARTIN LUTHER KING #105-106, LYNWOOD, CA, 90262

📞 310-637-0318

NPI: 1235344839

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Organization (NPI-2) Active

MENASHE EHRENBURG, D.O., APC

Obstetrics & Gynecology, Gynecology

📍5232 MARY ELLEN AVE, SHERMAN OAKS, CA, 91401

📞 917-596-2555

NPI: 1528453834

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Organization (NPI-2) Active

MICHAEL T. MARGOLIS, MD A PROFESSIONAL CORPORATION

Obstetrics & Gynecology, Gynecology

📍1820 OGDEN DR, BURLINGAME, CA, 94010

📞 650-375-1644

NPI: 1871827774

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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