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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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Individual (NPI-1) Active

SAM ABBASSI MD, MS

Ophthalmology

📍7345 MEDICAL CENTER DR STE 320, WEST HILLS, CA, 91307

📞 818-953-0093

NPI: 1881937720

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Individual (NPI-1) Active

DAVID JOHN ABBOTT M.D.

Ophthalmology

📍4212 NORTH 16TH STREET, PHOENIX, AZ, 85016

📞 602-263-1511

NPI: 1881891257

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Individual (NPI-1) Active

RICHARD L. ABBOTT M.D.

Ophthalmology

📍8 KORET WAY, SAN FRANCISCO, CA, 94143

📞 415-476-3705

NPI: 1346276573

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Individual (NPI-1) Active

JEAN-PAUL ABBOUD M.D., Ph.D.

Ophthalmology

📍12845 POINTE DEL MAR WAY STE 100, DEL MAR, CA, 92014

📞 858-598-4322

NPI: 1760776728

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Individual (NPI-1) Active

WALID F ABDALLAH MD

Ophthalmology

📍2300 N ROCKTON AVE, ROCKFORD, IL, 61103

📞 815-971-2000

NPI: 1871912717

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Individual (NPI-1) Active

NIZAR ABDELFATTAH MD

Ophthalmology

📍100 E CALIFORNIA BLVD, PASADENA, CA, 91105

📞 626-269-5371

NPI: 1801359393

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Individual (NPI-1) Active

PARASTOU ABEDI MD

Ophthalmology

📍15 MAREBLU, ALISO VIEJO, CA, 92656

📞 949-831-4144

NPI: 1720067333

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Individual (NPI-1) Active

SHAHLA ABEDI MD

Ophthalmology

📍15 MAREBLU, ALISO VIEJO, CA, 92656

📞 949-831-4144

NPI: 1467431072

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Individual (NPI-1) Active

LILIT ABLABUTYAN M.D.

Ophthalmology

📍1510 S CENTRAL AVE STE 530, GLENDALE, CA, 91204

📞 818-548-5858

NPI: 1497013064

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Individual (NPI-1) Active

THOMAS BENTON ABLEMAN M.D.

Ophthalmology, Neuro-ophthalmology

📍DEPT OF OPHTHALMOLOGY 34800 BOB WILSON DRIVE, SAN DIEGO, CA, 92134

📞 619-532-6719

NPI: 1558415067

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Individual (NPI-1) Active

NATHAN J ABRAHAM M.D.

Ophthalmology

📍23501 CINEMA DR STE 116, VALENCIA, CA, 91355

📞 661-977-7377

NPI: 1306224456

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Individual (NPI-1) Active

JAMES HOWARD ABRAMS M.D.

Ophthalmology

📍1250 BAYHILL DR, SAN BRUNO, CA, 94066

📞 650-866-3097

NPI: 1912903329

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Individual (NPI-1) Active

ADAM D ABROMS MD

Ophthalmology

📍4353 PARK TERRACE DR STE 150, WESTLAKE VILLAGE, CA, 91361

📞 805-987-5300

NPI: 1497743702

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Individual (NPI-1) Active

NISHA ACHARYA M.D.

Ophthalmology

📍95 KIRKHAM STREET, SAN FRANCISCO, CA, 94143

📞 415-476-1442

NPI: 1972544872

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Individual (NPI-1) Active

JILL ACKERMAN MD

Ophthalmology

📍323 N MATHILDA AVE, SUNNYVALE, CA, 94085

📞 408-524-5900

NPI: 1760585228

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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