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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

MAZIN T ABDELGHANY MD

Internal Medicine, Critical Care Medicine

📍95 JUDGE TANNER BLVD, COVINGTON, LA, 70433

📞 985-867-3800

NPI: 1427430669

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Individual (NPI-1) Active

SANAZ ABDERRAHMANE M.D.

Internal Medicine, Infectious Disease

📍3939 J ST STE 320, SACRAMENTO, CA, 95819

📞 916-733-5995

NPI: 1902039902

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Individual (NPI-1) Active

SHIRA ABELES M.D.

Internal Medicine, Infectious Disease

📍200 W ARBOR DR, SAN DIEGO, CA, 92103

📞 619-543-6222

NPI: 1720240625

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Individual (NPI-1) Active

GLEN ABERGEL M.D.

Internal Medicine, Critical Care Medicine

📍1600 N ROSE AVE, OXNARD, CA, 93030

📞 000-000-0000

NPI: 1093743924

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Individual (NPI-1) Active

IGOR Z ABOLNIK MD

Internal Medicine, Infectious Disease

📍2280 HARRISON AVE, RUREKA, CA, 95501

📞 707-443-9371

NPI: 1194783829

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Individual (NPI-1) Active

FIRAS ABUBAKER MD

Internal Medicine, Infectious Disease

📍160 W FOOTHILL PKWY STE 105-167, CORONA, CA, 92882

📞 973-330-1940

NPI: 1346255254

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Individual (NPI-1) Active

NEHKONTI ADAMS M.D.

Internal Medicine, Infectious Disease

📍34800 BOB WILSON DR, SAN DIEGO, CA, 92134

📞 619-532-8250

NPI: 1194985705

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Individual (NPI-1) Active

PAUL ADAMSON MD, MPH

Internal Medicine, Infectious Disease

📍200 UCLA MEDICAL PLZ STE 365C, LOS ANGELES, CA, 90095

📞 310-206-7663

NPI: 1639558455

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Individual (NPI-1) Active

ALINA ADEEL M.D

Internal Medicine, Infectious Disease

📍9300 CAMPUS POINT DR, LA JOLLA, CA, 92037

📞 800-926-8273

NPI: 1831453596

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Individual (NPI-1) Active

OLADUNNI B ADEYIGA MD

Internal Medicine, Infectious Disease

📍200 UCLA MEDICAL PLZ STE 365C, LOS ANGELES, CA, 90095

📞 310-206-7663

NPI: 1801809751

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Individual (NPI-1) Active

JACQUELINE D ADLER M.D.

Internal Medicine, Infectious Disease

📍7325 MEDICAL CENTER DR STE 300, WEST HILLS, CA, 91307

📞 818-595-3580

NPI: 1326094582

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Individual (NPI-1) Active

KHOSROW AFSARI FACP MD

Internal Medicine

📍2089 VALE RD, SAN PABLO, CA, 94806

📞 510-232-9065

NPI: 1144324351

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Individual (NPI-1) Active

TINA A AGBAOSI M.D

Internal Medicine, Infectious Disease

📍880 MADISON AVE, MEMPHIS, TN, 38103

📞 901-545-6969

NPI: 1740423417

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Individual (NPI-1) Active

WOLLELAW W AGMAS M.D

Preventive Medicine, Public Health & General Preventive Medicine

📍8263 GROVE AVE STE 201, RANCHO CUCAMONGA, CA, 91730

📞 909-579-0708

NPI: 1174937825

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Individual (NPI-1) Active

DIPTI AGRAWAL MD

Internal Medicine, Infectious Disease

📍795 EL CAMINO REAL, PALO ALTO, CA, 94301

📞 650-321-4121

NPI: 1437137189

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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