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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 61–75 of 200 providers
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Individual (NPI-1) Active

IBRAHIM TAHA ALDOSS M.D.

Internal Medicine, Hematology

📍1500 E. DUARTE RD., DUARTE, CA, 91010

📞 626-256-4673

NPI: 1861692485

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Organization (NPI-2) Active

ALECTO HEALTHCARE SERVICES WHEELING LLC

Internal Medicine

📍2000 EOFF ST, WHEELING, WV, 26003

📞 304-234-0123

NPI: 1265967681

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Individual (NPI-1) Active

SERGE ALEXANIAN M.D.

Pathology, Anatomic Pathology & Clinical Pathology

📍924 WESTWOOD BLVD, LOS ANGELES, CA, 90095

📞 310-206-3563

NPI: 1437537412

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Individual (NPI-1) Active

EDWARD ROBERT ALEXSON M.D.

Internal Medicine, Hematology & Oncology

📍1401 N TUSTIN AVE, SANTA ANA, CA, 92705

📞 714-835-4800

NPI: 1154363141

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Individual (NPI-1) Active

ALAIN ALGAZI M.D.

Internal Medicine, Hematology & Oncology

📍505 PARNASSUS AVE # M1286, SAN FRANCISCO, CA, 94143

📞 415-476-0624

NPI: 1821289794

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Individual (NPI-1) Active

HARIS ALI M.D.

Internal Medicine, Hematology

📍1500 DUARTE RD, DUARTE, CA, 91010

📞 626-359-8111

NPI: 1467672907

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Individual (NPI-1) Active

MIR M ALI MD

Internal Medicine, Hematology & Oncology

📍1800 HOLLISTER DR STE 112, LIBERTYVILLE, IL, 60048

📞 847-367-6781

NPI: 1518237585

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Individual (NPI-1) Active

SABA FATIMA ALI MD

Pathology, Anatomic Pathology & Clinical Pathology

📍1901 N MACARTHUR BLVD, IRVING, TX, 75061

📞 972-579-8100

NPI: 1629330253

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Individual (NPI-1) Active

SAMI MOHAMMED ALI M.D.

Internal Medicine, Hematology & Oncology

📍1800 TREE LN STE 350, SNELLVILLE, GA, 30078

📞 770-979-0200

NPI: 1821382250

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Individual (NPI-1) Active

SARAH ALI MD

Internal Medicine, Hematology & Oncology

📍15031 RINALDI ST STE 150, MISSION HILLS, CA, 91345

📞 818-660-4700

NPI: 1558547588

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Individual (NPI-1) Active

SHAWN ALI

Student in an Organized Health Care Education/Training Program

📍10666 N TORREY PINES RD, LA JOLLA, CA, 92037

📞 858-554-7909

NPI: 1447830724

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Individual (NPI-1) Active

SONIA L ALI M.D.

Internal Medicine, Hematology & Oncology

📍10710 N TORREY PINES RD, LA JOLLA, CA, 92037

📞 858-554-8788

NPI: 1730451089

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Individual (NPI-1) Active

SULTANALI ALIDINA M.D.

Internal Medicine, Hematology & Oncology

📍3300 E SOUTH ST, LAKEWOOD, CA, 90805

📞 562-630-3434

NPI: 1063411684

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Individual (NPI-1) Active

KAMRAN ALIMOGHADDAM Md

Internal Medicine, Hematology & Oncology

📍AGHDASIEH ST AJUDANYEH ST, TEHRAN, TEHRAN, 19578

📞 912-171-1635

NPI: 1982594149

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Individual (NPI-1) Active

SAMER ALKASSIS

Internal Medicine, Hematology & Oncology

📍4746 BARRANCA PKWY, IRVINE, CA, 92604

📞 949-653-2959

NPI: 1124681515

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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