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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 16–30 of 200 providers
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Organization (NPI-2) Active

ADVANCED HEART CARE, INC

Internal Medicine, Interventional Cardiology

📍180 OTAY LAKES RD STE 110, BONITA, CA, 91902

📞 619-585-0476

NPI: 1801018593

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Organization (NPI-2) Active

ADVANCED HEART SPECIALISTS

Internal Medicine, Interventional Cardiology

📍1513 S GRAND AVE STE 400, LOS ANGELES, CA, 90015

📞 213-742-6400

NPI: 1871463257

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Organization (NPI-2) Active

ADVANCED INTERVENTIONAL SURGICAL CENTER

Internal Medicine, Interventional Cardiology

📍3077 STEVENSON BLVD., FREMONT, CA, 94538

📞 510-714-1879

NPI: 1215452297

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Internal Medicine, Interventional Cardiology

📍414 G ST STE 108, MARYSVILLE, CA, 95901

📞 530-749-6628

NPI: 1104324102

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Internal Medicine, Interventional Cardiology

📍481 PLUMAS BLVD STE 104, YUBA CITY, CA, 95991

📞 530-844-5636

NPI: 1255839254

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Internal Medicine, Interventional Cardiology

📍414 G ST STE 106, MARYSVILLE, CA, 95901

📞 530-749-6650

NPI: 1477051464

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Internal Medicine, Interventional Cardiology

📍414 G ST STE 210, MARYSVILLE, CA, 95901

📞 530-844-5640

NPI: 1194223198

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Internal Medicine, Interventional Cardiology

📍414 G ST STE 221, MARYSVILLE, CA, 95901

📞 530-844-5635

NPI: 1053809426

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Organization (NPI-2) Active

AGAH MEDICAL PC

Internal Medicine, Cardiovascular Disease

📍2495 HOSPITAL DRIVE, MOUNTAIN VIEW, CA, 94040

📞 650-315-1252

NPI: 1316764293

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Individual (NPI-1) Active

RAMTIN AGAH M.D.

Specialist

📍2490 HOSPITAL DR, MOUNTAIN VIEW, CA, 94040

📞 650-962-4690

NPI: 1255326310

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Individual (NPI-1) Active

CHANDRAHAS AGARWAL M.D.

Internal Medicine, Cardiovascular Disease

📍8287 WHITE OAK AVE, RANCHO CUCAMONGA, CA, 91730

📞 909-476-0808

NPI: 1528014172

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Individual (NPI-1) Active

ASHISH KUMAR AGGARWAL M.D.

Internal Medicine, Interventional Cardiology

📍16542 VENTURA BLVD STE 402, ENCINO, CA, 91436

📞 818-782-5041

NPI: 1760682868

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Individual (NPI-1) Active

ATUL A. AGGARWAL MD

Internal Medicine, Interventional Cardiology

📍9330 STOCKDALE HWY, BAKERSFIELD, CA, 93311

📞 661-664-0100

NPI: 1043290778

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Individual (NPI-1) Active

ARASH AGHEL M.D

Internal Medicine, Interventional Cardiology

📍2841 LOMITA BLVD STE 100, TORRANCE, CA, 90505

📞 310-257-0508

NPI: 1477729713

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Individual (NPI-1) Active

BIZUAYEHU AGONAFIR M.D.

Internal Medicine, Interventional Cardiology

📍23206 LYONS AVE, NEWHALL, CA, 91321

📞 661-255-1516

NPI: 1568532661

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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