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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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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Family Medicine

📍2950 SYCAMORE DR STE 200, SIMI VALLEY, CA, 93065

📞 805-527-6424

NPI: 1932983012

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Family Medicine

📍5400 W HILLSDALE AVE, VISALIA, CA, 93291

📞 559-738-7500

NPI: 1700592920

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍544 N GLENDALE AVE STE B, GLENDALE, CA, 91206

📞 818-265-2242

NPI: 1437412905

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Organization (NPI-2) Active

AFFILIATES IN MEDICAL SPECIALTIES MEDICAL GRP. INC

Internal Medicine

📍7345 MED CTR DR, WEST HILLS, CA, 91307

📞 818-347-2921

NPI: 1730195447

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Organization (NPI-2) Active

AL-SAYED MD INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍1375 ROLLING KNOLL RD, DIAMOND BAR, CA, 91765

📞 989-980-8779

NPI: 1265016687

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Organization (NPI-2) Active

ALBERT SHAMOUELIAN MD INC A PROFESSIONAL CORPORATION

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍99 N LA CIENEGA BLVD STE 107, BEVERLY HILLS, CA, 90211

📞 310-652-5292

NPI: 1508380965

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Organization (NPI-2) Active

ALECTO HEALTHCARE SERVICES MARTINS FERRY LLC

Family Medicine

📍90 N 4TH ST, MARTINS FERRY, OH, 43935

📞 740-633-1100

NPI: 1487189114

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Organization (NPI-2) Active

ALECTO HEALTHCARE SERVICES WHEELING LLC

Internal Medicine

📍2000 EOFF ST, WHEELING, WV, 26003

📞 304-234-0123

NPI: 1265967681

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Organization (NPI-2) Active

ALLEN B KING A MEDICAL CORPORATION

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍1260 S MAIN ST, SALINAS, CA, 93901

📞 831-769-9355

NPI: 1396727624

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Organization (NPI-2) Active

ALMOUTAZ BELLAH SHAKALLY MD, INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍802 MAGNOLIA AVE STE 200, CORONA, CA, 92879

📞 951-444-7006

NPI: 1821612565

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Organization (NPI-2) Active

ALPHA HORMONES INC.

Clinic/Center, Multi-Specialty

📍800 FAIRMOUNT AVE STE 323, PASADENA, CA, 91105

📞 213-334-4111

NPI: 1083237481

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Organization (NPI-2) Active

AMI LAWS MD INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍900 WELCH ROAD, PALO ALTO, CA, 94304

📞 650-325-3200

NPI: 1578645115

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Organization (NPI-2) Active

ANAND GANDHI MD INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍16003 TUSCOLA RD STE H, APPLE VALLEY, CA, 92307

📞 760-810-0888

NPI: 1891564340

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Organization (NPI-2) Active

ANGELITA S BEREDO MD INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍301 N PRAIRIE AVE, INGLEWOOD, CA, 90301

📞 310-671-2699

NPI: 1255471959

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Organization (NPI-2) Active

ANNA MILANESI MD INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

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

📞 310-499-8116

NPI: 1396145959

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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