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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 46–60 of 200 providers
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Individual (NPI-1) Active

ROBEN DAN AHDOOT M.D.

Radiology, Diagnostic Radiology

📍3000 Q ST FL 1, SACRAMENTO, CA, 95816

📞 916-733-3301

NPI: 1083757132

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Individual (NPI-1) Active

EHATSHAM AHMAD M.D.

Family Medicine

📍200 W ARBOR DR, SAN DIEGO, CA, 92103

📞 619-543-6222

NPI: 1649589243

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Individual (NPI-1) Active

MAZYAR E AHMADI M.D.

Radiology, Vascular & Interventional Radiology

📍3400 DATA DR, RANCHO CORDOVA, CA, 95670

📞 916-379-2871

NPI: 1609008481

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Individual (NPI-1) Active

KAMRAN AHMED M.D.

Radiology, Diagnostic Radiology

📍2800 L STREET SUITE 610, SACRAMENTO, CA, 95816

📞 916-281-6665

NPI: 1487856704

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Individual (NPI-1) Active

KHWAJA ARSALAAN AHMED M.D.

Radiology, Diagnostic Radiology

📍17 GOLDBRIAR WAY, MISSION VIEJO, CA, 92692

📞 949-900-6246

NPI: 1285976431

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Individual (NPI-1) Active

SAMI AHMED DO

Radiology, Diagnostic Radiology

📍1625 N CAMPBELL AVE, TUCSON, AZ, 85719

📞 520-694-0111

NPI: 1891374856

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Individual (NPI-1) Active

SAMUEL T AHN MD

Radiology, Vascular & Interventional Radiology

📍9961 SIERRA AVE, FONTANA, CA, 92335

📞 909-427-5000

NPI: 1942286661

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Individual (NPI-1) Active

SE JIN AHN M.D.

Radiology, Diagnostic Radiology

📍2825 OAK LAWN AVE UNIT 192749, DALLAS, TX, 75219

📞 510-683-9500

NPI: 1083020820

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Individual (NPI-1) Active

SAVEEN AHUJA

Radiology, Diagnostic Radiology

📍9961 SIERRA AVE, FONTANA, CA, 92335

📞 909-427-3914

NPI: 1588981468

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Individual (NPI-1) Active

MICHAEL AIDI MD

Radiology, Diagnostic Radiology

📍1635 AURORA CT, AURORA, CO, 80045

📞 720-848-1130

NPI: 1386024354

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Individual (NPI-1) Active

ASHLEY H. AIKEN MD

Radiology, Diagnostic Radiology

📍505 PARNASSUS AVE, SAN FRANCISCO, CA, 94143

📞 415-353-1079

NPI: 1538221270

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Individual (NPI-1) Active

RAAG D AIRAN MD

Radiology, Diagnostic Neuroimaging

📍300 PASTEUR DR, STANFORD, CA, 94305

📞 650-723-4000

NPI: 1912223017

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Individual (NPI-1) Active

ARMEN AIVAZI MD

Radiology, Diagnostic Radiology

📍3335 DEER CREEK LN, GLENDALE, CA, 91208

📞 310-222-2345

NPI: 1609284660

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Individual (NPI-1) Active

JAMES S AKAMINE M.D.

Radiology, Diagnostic Radiology

📍999 SAN BERNARDINO RD, UPLAND, CA, 91786

📞 909-466-4231

NPI: 1497790125

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Individual (NPI-1) Active

RAMIN AKHAVAN M.D.

Radiology, Diagnostic Radiology

📍1906 BELLEVIEW AVE SE, ROANOKE, VA, 24014

📞 540-981-7083

NPI: 1861561300

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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