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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

SOPHIE SZEWCZYK AALAEI M.D.

Pathology, Anatomic Pathology & Clinical Pathology

📍444 W C ST STE 444, SAN DIEGO, CA, 92101

📞 619-533-4100

NPI: 1558454207

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Individual (NPI-1) Active

KELLIE AARONS MD

Family Medicine

📍400 N TAMPA ST FL 15, TAMPA, FL, 33602

📞 888-803-3370

NPI: 1558865477

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Individual (NPI-1) Active

JENIFER P. AARONSON M.D.

Family Medicine

📍64-1032 MAMALAHOA HWY STE 306, KAMUELA, HI, 96743

📞 808-769-5010

NPI: 1053607119

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Individual (NPI-1) Active

OMER ABA-OMER MD

Family Medicine

📍2424 WILSHIRE BLVD, SANTA MONICA, CA, 90403

📞 310-828-4530

NPI: 1649702093

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Individual (NPI-1) Active

MICHELLE D. ABABA MD

Family Medicine

📍445 E. ANAHEIM STREET #H, WILMINGTON, CA, 90744

📞 310-518-6146

NPI: 1710922513

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Individual (NPI-1) Active

ANNA TZEITEL PASCUAL ABALOS MD

Family Medicine

📍701 PLEASANT GROVE BLVD STE 125, ROSEVILLE, CA, 95678

📞 916-624-0300

NPI: 1720200017

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Individual (NPI-1) Active

ADAN ABARCA MD

Family Medicine

📍441 N LAKEVIEW AVE, ANAHEIM, CA, 92807

📞 888-988-2800

NPI: 1760553689

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Individual (NPI-1) Active

VANESSA DANIELLE ABARCA DO

Family Medicine

📍300 HILLMONT AVE BLDG 340, VENTURA, CA, 93003

📞 805-652-6228

NPI: 1952040859

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Individual (NPI-1) Active

LORRAINE ELIZABETH ABATE M.D.

Family Medicine

📍1201 ALHAMBRA BLVD, SACRAMENTO, CA, 95816

📞 916-731-7765

NPI: 1104840008

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Individual (NPI-1) Active

ROBERT JAMES ABATECOLA MD

Family Medicine

📍6179 MOUNT RUSHMORE CIR, CASTRO VALLEY, CA, 94552

📞 510-538-8889

NPI: 1669551719

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Individual (NPI-1) Active

ROMEO ARCEGA ABAYA M.D.

Family Medicine

📍20833 LONG BRANCH DR, COTTONWOOD, CA, 96022

📞 530-347-3418

NPI: 1598053506

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Individual (NPI-1) Active

MINA ABAZARI M.D.

Family Medicine, Adult Medicine

📍370 OCEAN AVE, LAGUNA BEACH, CA, 92651

📞 949-557-0610

NPI: 1417012444

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Individual (NPI-1) Active

EFFIEM J ABBAH MD, MPH

Family Medicine

📍601 VAN NESS AVE STE 2008, SAN FRANCISCO, CA, 94102

📞 415-674-7000

NPI: 1821185133

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Individual (NPI-1) Active

SYED ABBAS M.D.

Family Medicine

📍9440A HIGHWAY 6 S, HOUSTON, TX, 77083

📞 281-408-4488

NPI: 1821267477

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Individual (NPI-1) Active

KHUZEMAN ABBASI MD

Family Medicine

📍3569 ROUND BARN CIR, SANTA ROSA, CA, 95403

📞 707-303-3600

NPI: 1841979952

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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