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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 166–180 of 200 providers
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Organization (NPI-2) Active

GERALD A LEVINE MD INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍2001 SANTA MONICA BLVD STE 390W, SANTA MONICA, CA, 90404

📞 310-453-0559

NPI: 1972815504

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Organization (NPI-2) Active

GERALD BLAKE, MD

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍1738 NORTH D STREET, SAN BERNARDINO, CA, 92405

📞 909-882-3962

NPI: 1629287578

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Organization (NPI-2) Active

GERARD BAZILE MD A PROFESSIONAL MEDICAL CORPORATION

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍6699 ALVARADO RD, SAN DIEGO, CA, 92120

📞 619-286-0100

NPI: 1952316812

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Organization (NPI-2) Active

GLADYS E. PALOMENO, MD, INC.

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍28633 S. WESTERN AVE, RANCHO PALAS VERDES, CA, 90275

📞 424-264-5286

NPI: 1811170046

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Organization (NPI-2) Active

GOLDEN GATE ENDOCRINE SPECIALISTS MEDICAL GROUP, INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍1 SHRADER ST, SAN FRANCISCO, CA, 94117

📞 415-668-6767

NPI: 1679661656

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Organization (NPI-2) Active

GRACE KIM MD ENDOCRINE INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍1660 SAN CARLOS AVE, SAN CARLOS, CA, 94070

📞 650-759-9122

NPI: 1922797562

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Organization (NPI-2) Active

GREATER MODESTO MEDICAL SURGICAL ASSOCIATES INC.

Internal Medicine

📍1541 FLORIDA AVE, MODESTO, CA, 95350

📞 209-577-3388

NPI: 1760616270

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Organization (NPI-2) Active

HAE SEUNG LEE MD INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍4201 TORRANCE BLVD STE 390, TORRANCE, CA, 90503

📞 424-210-5484

NPI: 1073296372

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Organization (NPI-2) Active

HARRIS WASSER MD INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍1687 ERRINGER RD STE 215, SIMI VALLEY, CA, 93065

📞 805-522-4004

NPI: 1154804557

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Organization (NPI-2) Active

HARRY WEISMAN, M.D., F.A.C.P.

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍100 UCLA MEDICAL PLZ STE 220, LOS ANGELES, CA, 90024

📞 310-824-0760

NPI: 1851694079

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Organization (NPI-2) Active

HEAL ENDOCRINE & DIABETES, PC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍26800 CROWN VALLEY PKWY STE 485, MISSION VIEJO, CA, 92691

📞 949-364-5830

NPI: 1679280432

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Organization (NPI-2) Active

HEALTH EDUCATORS MEDICAL GROUP

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍399 E HIGHLAND AVE STE 110, SAN BERNARDINO, CA, 92404

📞 909-881-7623

NPI: 1093838765

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Organization (NPI-2) Active

HEALTH EXCEL IPA, INC.

Internal Medicine

📍9850 GENESEE AVE STE 900, LA JOLLA, CA, 92037

📞 858-452-1279

NPI: 1376031161

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Organization (NPI-2) Active

HEALTH EXCEL, INC.

Internal Medicine

📍9850 GENESEE AVE STE 900, LA JOLLA, CA, 92037

📞 858-452-1279

NPI: 1881101541

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Organization (NPI-2) Active

HEALTHCARE CROSSING CORPORATION

Internal Medicine

📍39765 DATE ST STE 102, MURRIETA, CA, 92563

📞 951-894-4665

NPI: 1518953298

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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