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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 1–15 of 200 providers
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Organization (NPI-2) Active

360 MIND

Neurological Surgery

📍1328 22ND ST, SANTA MONICA, CA, 90404

📞 310-582-7450

NPI: 1366753683

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Individual (NPI-1) Active

MOHAMAD HAKIM ABBASS MD

Neurological Surgery

📍300 PASTEUR DR, STANFORD, CA, 94305

📞 650-723-4000

NPI: 1679492151

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Individual (NPI-1) Active

SAMY ABDOU MD

Neurological Surgery

📍4647 ZION AVE, SAN DIEGO, CA, 92120

📞 619-528-5000

NPI: 1215085006

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Individual (NPI-1) Active

KUMAR ABHINAV BSc MBBS, FRCS(SN)

Neurological Surgery

📍300 PASTEUR DR, STANFORD, CA, 94305

📞 650-721-1035

NPI: 1003331000

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Individual (NPI-1) Active

MOUSTAPHA ABOU-SAMRA MD

Neurological Surgery

📍168 N BRENT ST, VENTURA, CA, 93003

📞 805-643-2179

NPI: 1194719807

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Individual (NPI-1) Active

BRET ABSHIRE M.D.

Neurological Surgery

📍25150 HANCOCK AVE, MURRIETA, CA, 92562

📞 951-587-3739

NPI: 1992741912

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Individual (NPI-1) Active

DEYAALDEEN ABU REESH MD

Neurological Surgery

📍300 PASTEUR DR, PALO ALTO, CA, 94305

📞 510-707-2032

NPI: 1073201521

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Individual (NPI-1) Active

IMAD ABUMERI M.D.

Neurological Surgery

📍2001 F ST, BAKERSFIELD, CA, 93301

📞 661-404-4731

NPI: 1295732980

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Organization (NPI-2) Active

ACCESS PLUS, INC., A MEDICAL CORPORATION

Orthopaedic Surgery

📍3250 WILSHIRE BLVD, LOS ANGELES, CA, 90010

📞 213-380-5665

NPI: 1295934461

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Organization (NPI-2) Active

ACHIEVE BRAIN AND SPINE, INC

Neurological Surgery

📍2811 WILSHIRE BLVD STE 930, SANTA MONICA, CA, 90403

📞 775-530-9669

NPI: 1437621117

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Individual (NPI-1) Active

ACHAL SINGH ACHROL M.D.

Neurological Surgery

📍11234 ANDERSON ST RM 2562-B, LOMA LINDA, CA, 92354

📞 909-651-4721

NPI: 1275783276

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Organization (NPI-2) Active

ACOSTA NEUROSURGERY, INC.

Neurological Surgery

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

📞 661-799-2542

NPI: 1134743610

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Organization (NPI-2) Active

ACT-LINE MEDICAL, INC., A PROFESSIONAL MEDICAL CORPORATION

Neurological Surgery

📍16311 VENTURA BLVD STE 106, ENCINO, CA, 91436

📞 310-278-7000

NPI: 1790204139

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Individual (NPI-1) Active

GEOFFREY ROBERT ADEY MD

Neurological Surgery

📍1455 MONTEGO STREET, WALNUT CREEK, CA, 94598

📞 925-937-0404

NPI: 1447362520

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Individual (NPI-1) Active

JOHN R ADLER MD

Neurological Surgery

📍300 PASTEUR DR, STANFORD, CA, 94305

📞 650-723-5574

NPI: 1780736199

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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