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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 31–45 of 200 providers
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Organization (NPI-2) Active

A. MARSH MEDICAL CLINIC

Internal Medicine

📍615 S ATLANTIC BLVD, LOS ANGELES, CA, 90022

📞 323-604-9591

NPI: 1609269885

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Organization (NPI-2) Active

A. RAY MABAQUIAO M.D. APMC

Internal Medicine, Rheumatology

📍1745 S IMPERIAL AVE STE C, EL CENTRO, CA, 92243

📞 760-353-0488

NPI: 1861674376

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Organization (NPI-2) Active

A. RICHARD ADROUNY, M.D., INC.

Internal Medicine, Medical Oncology

📍700 W PARR AVE, LOS GATOS, CA, 95032

📞 408-378-2111

NPI: 1700088556

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Organization (NPI-2) Active

AAMIR A FARUQUI MD INC

Internal Medicine, Pulmonary Disease

📍2121 YGNACIO VALLEY RD, WALNUT CREEK, CA, 94598

📞 925-934-2121

NPI: 1073776068

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Organization (NPI-2) Active

AAPI CENTER OF EXCELLENCE

Internal Medicine

📍320 DARDANELLI LN STE 27B, LOS GATOS, CA, 95032

📞 408-374-1112

NPI: 1235943028

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Organization (NPI-2) Active

AARON C. CHIANG, M.D., INC.

Internal Medicine

📍2080 CENTURY PARK E STE 1605, LOS ANGELES, CA, 90067

📞 310-620-1888

NPI: 1902464449

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Organization (NPI-2) Active

AARON GLUCKSMAN, MD INC.

Internal Medicine

📍2000 STADIUM WAY, LOS ANGELES, CA, 90026

📞 213-250-4200

NPI: 1447735824

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Organization (NPI-2) Active

AARON I JENG MD INC

Internal Medicine

📍438 W LAS TUNAS DR, SAN GABRIEL, CA, 91776

📞 626-289-5454

NPI: 1083037014

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Individual (NPI-1) Active

JACOB AARON MD

Internal Medicine

📍3555 CESAR CHAVEZ, SAN FRANCISCO, CA, 94110

📞 415-600-6000

NPI: 1407202518

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Organization (NPI-2) Active

AARON K TRAN MD INC

Internal Medicine

📍23639 HAWTHORNE BLVD STE 200, TORRANCE, CA, 90505

📞 310-370-4660

NPI: 1376824854

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Individual (NPI-1) Active

ALISTAIR AARONSON MD

Internal Medicine

📍300 PASTEUR DR, STANFORD, CA, 94305

📞 650-723-4000

NPI: 1457628760

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Organization (NPI-2) Active

AASTA HEALTH, INC

Internal Medicine, Hospice and Palliative Medicine

📍4301 GARRITY BLVD, NAMPA, ID, 83687

📞 818-317-9565

NPI: 1134895097

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Individual (NPI-1) Active

NAWAF ABAALKHAIL MD

Internal Medicine, Critical Care Medicine

📍2150 PENNSYLVANIA AVE NW, WASHINGTON, DC, 20037

📞 202-741-3000

NPI: 1104246958

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Individual (NPI-1) Active

JOSE MARIA ABAD. MD

Internal Medicine

📍1601 13TH AVE, SACRAMENTO, CA, 95818

📞 916-448-3976

NPI: 1144607219

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Individual (NPI-1) Active

ARTURO ZARATE ABALOS MD

Internal Medicine, Adolescent Medicine

📍1004 14TH AVE, DELANO, CA, 93215

📞 661-725-5676

NPI: 1801988142

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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