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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

ADVOCATE HEALTH CARE SERVICES, INC

Family Medicine

📍181 W MADISON ST STE 3825, CHICAGO, IL, 60602

📞 312-219-2230

NPI: 1205631108

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Organization (NPI-2) Active

AERICKS MEDICAL CLINIC INC

Family Medicine

📍645 AERICK ST STE 2, INGLEWOOD, CA, 90301

📞 310-810-1058

NPI: 1982588737

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Organization (NPI-2) Active

AESCALAPIUS MEDICI, INC.

Internal Medicine

📍115 N EL CAMINO REAL STE A, OCEANSIDE, CA, 92058

📞 442-217-7967

NPI: 1316521503

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Organization (NPI-2) Active

AEVERWELL HEALTH

Internal Medicine

📍506 MOUNT HOLYOKE AVE, PACIFIC PALISADES, CA, 90272

📞 310-433-9068

NPI: 1972386308

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Organization (NPI-2) Active

AFFILIATED ONCOLOGISTS, LLC

Internal Medicine, Medical Oncology

📍4400 W 95TH ST, OAK LAWN, IL, 60453

📞 310-335-4000

NPI: 1225314362

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Organization (NPI-2) Active

AFFILIATED PHYSICIAN PRACTICE INC

Internal Medicine

📍1280 E ALMOND AVENUE, MADERA, CA, 93637

📞 559-673-9021

NPI: 1245637560

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Organization (NPI-2) Active

AFFILIATES IN MEDICAL SPECIALTIES MEDICAL GROUP INC

Internal Medicine

📍29525 CANWOOD ST, AGOURA HILLS, CA, 91301

📞 818-706-2477

NPI: 1184746729

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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

AFFINITY HEALTH ADVANTAGE MEDICAL GROUP, INC.

Internal Medicine

📍2217 S SHORE CTR # 250, ALAMEDA, CA, 94501

📞 510-323-4410

NPI: 1093361354

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Organization (NPI-2) Active

AFFORDABLE CARE411 NETWORK INC.

Internal Medicine

📍911 E SAN ANTONIO DR, LONG BEACH, CA, 90807

📞 562-423-8000

NPI: 1912338963

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Organization (NPI-2) Active

AFFORDABLE UNIQUE HEALTH CARE INC

Internal Medicine, Nephrology

📍2070 SILENCE DR, SAN JOSE, CA, 95148

📞 510-459-4567

NPI: 1942622717

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Organization (NPI-2) Active

AFROUZ GERAYLI MD INC

Internal Medicine

📍500 PASEO CAMARILLO, CAMARILLO, CA, 93010

📞 805-484-1033

NPI: 1295828259

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Organization (NPI-2) Active

AFSANEH KHALILI M.D. CORP.

Internal Medicine

📍7301 MEDICAL CENTER DR, WEST HILLS, CA, 91307

📞 818-703-7027

NPI: 1730237421

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Organization (NPI-2) Active

AFSHAR MEDICAL GROUP INC A PROFESSIONAL CORPORATION

Internal Medicine

📍62 CORPORATE PARK STE 200, IRVINE, CA, 92606

📞 949-776-9292

NPI: 1962296616

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Organization (NPI-2) Active

AFSHIN A NAHAVANDI MD, INC

Internal Medicine

📍435 H ST, CHULA VISTA, CA, 91910

📞 619-691-7000

NPI: 1265859169

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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