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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

ANTOINE CAREN ABCAR MD

Internal Medicine, Nephrology

📍4733 W SUNSET BLVD, LOS ANGELES, CA, 90027

📞 323-783-4011

NPI: 1245301159

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Individual (NPI-1) Active

BASMAH ADEL ABDALLA M.D.

Internal Medicine, Nephrology

📍200 UCLA MEDICAL PLZ STE 565C, LOS ANGELES, CA, 90095

📞 310-267-2555

NPI: 1629394002

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Individual (NPI-1) Active

OMARAN A ABDEEN M.D.

Internal Medicine, Nephrology

📍11550 INDIAN HILLS RD, MISSION HILLS, CA, 91345

📞 818-365-1194

NPI: 1700878410

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Individual (NPI-1) Active

JOSEPH ALEXAN ABDELMALEK M.D

Internal Medicine, Nephrology

📍200 W ARBOR DR, SAN DIEGO, CA, 92103

📞 858-249-6748

NPI: 1740485531

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Individual (NPI-1) Active

LAMA MATNI ABDELNOUR MD

Internal Medicine, Nephrology

📍200 MEDICAL PLAZA SUITE 365C, LOS ANGELES, CA, 90095

📞 310-206-7662

NPI: 1477817542

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Individual (NPI-1) Active

AMIR ABDI POUR MD

Internal Medicine, Nephrology

📍11370 ANDERSON ST, LOMA LINDA, CA, 92354

📞 909-202-0252

NPI: 1912187477

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Individual (NPI-1) Active

ANAS ABOU-ISMAIL MD

Internal Medicine, Nephrology

📍1100 N PALM CANYON DR STE 211, PALM SPRINGS, CA, 92262

📞 760-323-1155

NPI: 1598078784

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Individual (NPI-1) Active

GRAHAM EDWIN ABRA M.D.

Internal Medicine, Nephrology

📍300 PASTEUR DR, STANFORD, CA, 94305

📞 650-723-4000

NPI: 1760644678

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Individual (NPI-1) Active

SREEDHAR REDDY ADAPA M.D.

Internal Medicine, Nephrology

📍233 E CALDWELL AVE, VISALIA, CA, 93277

📞 559-228-6600

NPI: 1881997872

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Individual (NPI-1) Active

GBEMISOLA ADESEUN ADENUGA M.D.

Internal Medicine, Nephrology

📍1520 SAN PABLO ST, LOS ANGELES, CA, 90033

📞 323-442-5100

NPI: 1952464661

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Individual (NPI-1) Active

ADEGBENGA A ADETOLA MD

Internal Medicine, Nephrology

📍3591 EAST IMPERIAL HIGHWAY, LYNWOOD, CA, 90262

📞 310-631-2838

NPI: 1881776219

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Individual (NPI-1) Active

DEBORAH B. ADEY M.D.

Internal Medicine, Nephrology

📍2315 STOCKTON BLVD, SACRAMENTO, CA, 95817

📞 916-734-2111

NPI: 1609823459

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Individual (NPI-1) Active

JUDY R. ADLER M.D.

Internal Medicine, Nephrology

📍4060 4TH AVE, SAN DIEGO, CA, 92103

📞 619-299-2350

NPI: 1326043894

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Individual (NPI-1) Active

SHARON G ADLER M.D.

Internal Medicine, Nephrology

📍1000 W CARSON ST, TORRANCE, CA, 90502

📞 310-222-2401

NPI: 1467431122

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Individual (NPI-1) Active

MARYAM AFKARIAN M.D., Ph.D.

Internal Medicine, Nephrology

📍4150 V ST STE 3500, SACRAMENTO, CA, 95817

📞 916-734-3774

NPI: 1255387338

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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