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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

ADVANCED NEUROSURGERY ASSOCIATES, INC.

Neurological Surgery

📍28078 BAXTER RD, MURRIETA, CA, 92563

📞 951-290-4378

NPI: 1093107104

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Organization (NPI-2) Active

ADVANCED NEUROSURGICAL INSTITUTE

Neurological Surgery

📍1441 CONSTITUTION BLVD, SALINAS, CA, 93906

📞 831-783-2506

NPI: 1346625449

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Neurological Surgery

📍6955 EL CAMINO REAL # 101, ATASCADERO, CA, 93422

📞 805-395-3277

NPI: 1841058120

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Physical Medicine & Rehabilitation

📍35 CASA ST STE 320, SAN LUIS OBISPO, CA, 93405

📞 805-316-3733

NPI: 1831957125

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Individual (NPI-1) Active

MANISH KUMAR AGHI MD PhD

Neurological Surgery

📍UCSF NEUROSURGERY, SAN FRANCISCO, CA, 94143

📞 415-353-2948

NPI: 1689647778

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Individual (NPI-1) Active

MALEEHA AHMAD MD FRCS

Neurological Surgery

📍11234 ANDERSON ST STE 256B, LOMA LINDA, CA, 92354

📞 909-651-4725

NPI: 1538535612

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Individual (NPI-1) Active

ARJANG AHMADPOUR MD

Neurological Surgery

📍4309 W MEDICAL CENTER DR STE B201, MCHENRY, IL, 60050

📞 847-535-7271

NPI: 1548670599

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Individual (NPI-1) Active

SYED UZAIR AHMED MD

Neurological Surgery

📍213 QUARRY RD, PALO ALTO, CA, 94304

📞 650-723-4000

NPI: 1386279818

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Individual (NPI-1) Active

CHRISTOPHER JAMES AHO M.D.

Neurological Surgery

📍23929 MCBEAN PKWY STE 215, VALENCIA, CA, 91355

📞 661-799-2542

NPI: 1295775807

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Individual (NPI-1) Active

MINDY L AISEN MD

Neurological Surgery

📍7601 IMPERIAL HWY, DOWNEY, CA, 90242

📞 562-401-7161

NPI: 1669792693

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Individual (NPI-1) Active

FARROUKH AJIR MD

Neurological Surgery

📍1240 WESTLAKE BLVD, WESTLAKE VILLAGE, CA, 91361

📞 818-879-9348

NPI: 1780751693

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Individual (NPI-1) Active

SERGEY AKOPOV M.D.

Psychiatry & Neurology, Neurology

📍501 S BUENA VISTA ST, BURBANK, CA, 91505

📞 818-847-4622

NPI: 1669566147

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Individual (NPI-1) Active

TARIQ DHIYAB AL-SAADI MD

Neurological Surgery

📍127 S SAN VICENTE BLVD STE A6600, LOS ANGELES, CA, 90048

📞 310-423-7900

NPI: 1922838671

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Organization (NPI-2) Active

ALAMEDA HEALTH SYSTEM

Neurological Surgery

📍1411 E 31ST ST, OAKLAND, CA, 94602

📞 510-437-4800

NPI: 1487706669

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Individual (NPI-1) Active

NIMA ALAN M.D.

Neurological Surgery

📍400 PARNASSUS AVE # A808, SAN FRANCISCO, CA, 94143

📞 415-353-7500

NPI: 1194106526

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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