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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 106–120 of 200 providers
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Individual (NPI-1) Active

SALLY ARAI MD

Internal Medicine, Hematology

📍300 PASTEUR DR, STANFORD, CA, 94305

📞 650-723-0822

NPI: 1881739530

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Individual (NPI-1) Active

SUBRAMANYESWARA RAO AREKAPUDI M.D, M.P.H

Internal Medicine, Hematology & Oncology

📍5423 RENO CORPORATE DR, RENO, NV, 89511

📞 775-329-0873

NPI: 1366671943

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Individual (NPI-1) Active

AHMED ARIBI MD

Internal Medicine, Hematology

📍1500 DUARTE RD, DUARTE, CA, 91010

📞 626-359-8111

NPI: 1912024910

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Individual (NPI-1) Active

BELINDA C. ARK MD

Internal Medicine, Hematology & Oncology

📍4601 DALE RD, MODESTO, CA, 95356

📞 209-557-1000

NPI: 1366520272

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Individual (NPI-1) Active

AMIT ARORA M.D.

Internal Medicine, Hematology & Oncology

📍39400 PASEO PADRE PKWY, FREMONT, CA, 94538

📞 510-248-3000

NPI: 1386722130

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Individual (NPI-1) Active

MILI ARORA MD

Internal Medicine, Hematology & Oncology

📍2279 45TH STREET, SACRAMENTO, CA, 95817

📞 916-734-5959

NPI: 1023249422

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Individual (NPI-1) Active

RAVINDER K ARORA MD

Internal Medicine, Hematology & Oncology

📍13847 E 14TH ST, SAN LEANDRO, CA, 94578

📞 510-483-2555

NPI: 1952307720

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Individual (NPI-1) Active

SHAGUN D ARORA MD

Internal Medicine, Hematology & Oncology

📍400 PARNASSUS AVE FL 4, SAN FRANCISCO, CA, 94143

📞 415-353-2421

NPI: 1316198112

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Individual (NPI-1) Active

KRISTIN NICOLE ARREOLA M.D.

Internal Medicine, Hematology & Oncology

📍2 MEDICAL PLAZA DR, ROSEVILLE, CA, 95661

📞 916-782-5106

NPI: 1518166677

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Individual (NPI-1) Active

JUNAID ARSHAD

Internal Medicine, Hematology & Oncology

📍3300 E SOUTH ST STE 304, LAKEWOOD, CA, 90805

📞 562-232-0550

NPI: 1831506898

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Individual (NPI-1) Active

STEVEN E ARTANDI M.D.

Internal Medicine, Hematology & Oncology

📍269 CAMPUS DR, STANFORD, CA, 94305

📞 650-736-0975

NPI: 1548352909

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Individual (NPI-1) Active

ZHAOHUI LIAO ARTER MD

Internal Medicine, Hematology & Oncology

📍101 THE CITY DR S, ORANGE, CA, 92868

📞 714-456-5670

NPI: 1184116451

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Individual (NPI-1) Active

ANDREW S. ARTZ M.D., M.S.

Internal Medicine, Hematology

📍1500 E DUARTE ROAD, DUARTE, CA, 91010

📞 626-256-4673

NPI: 1306859772

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Individual (NPI-1) Active

ARUN KUMAR ARUMUGAM RAAJASEKAR MD

Internal Medicine, Hematology & Oncology

📍2505 HOSPITAL DR, MOUNTAIN VIEW, CA, 94040

📞 650-988-8338

NPI: 1801143722

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Organization (NPI-2) Active

ARUN K. KALRA, M.D., INC

Internal Medicine, Hematology & Oncology

📍1180 N INDIAN CANYON DR, PALM SPRINGS, CA, 92262

📞 760-416-4923

NPI: 1922243591

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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