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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 91–105 of 200 providers
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Organization (NPI-2) Active

ADRIENNE E. PASEK, PROFESSIONAL PSYCHOLOGICAL CORPORATION

Psychologist, Clinical

📍1151 DOVE ST, NEWPORT BEACH, CA, 92660

📞 949-201-5779

NPI: 1841543964

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Organization (NPI-2) Active

ADVANCE BIOMETRIX, LLC

Clinical Medical Laboratory

📍2344 WALSH AVE STE A, SANTA CLARA, CA, 95051

📞 800-000-0000

NPI: 1093267023

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Organization (NPI-2) Active

ADVANCE CARE DIAGNOSTICS

Clinical Medical Laboratory

📍4274 N BLACKSTONE AVE, FRESNO, CA, 93726

📞 800-666-5323

NPI: 1487301370

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Organization (NPI-2) Active

ADVANCE SLEEP CENTER INC

Clinical Medical Laboratory

📍325 N VICTORY BLVD, BURBANK, CA, 91502

📞 818-497-3476

NPI: 1437578291

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Organization (NPI-2) Active

ADVANCED BIOMEDICAL, INC.

Clinical Medical Laboratory

📍3089 S HARBOR BLVD, SANTA ANA, CA, 92704

📞 714-900-2900

NPI: 1518039486

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Organization (NPI-2) Active

ADVANCED CARDIO SERVICES

Physiological Laboratory

📍2544 CAMPBELL PL, CARLSBAD, CA, 92009

📞 866-416-8989

NPI: 1861719668

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Organization (NPI-2) Active

ADVANCED DIAGNOSTIC SERVICES LLC

Clinical Medical Laboratory

📍135 N VICTORY BLVD STE A, BURBANK, CA, 91502

📞 805-341-2482

NPI: 1760109631

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Organization (NPI-2) Active

ADVANCED DIAGNOSTICS LAB LLC

Clinical Medical Laboratory

📍23275 S POINTE DRIVE, LAGUNA HILLS, CA, 92653

📞 949-274-8355

NPI: 1942608195

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Organization (NPI-2) Active

ADVANCED FAMILY CARE MEDICAL LABORATORY

Clinical Medical Laboratory

📍1201 E FLORENCE AVE, LOS ANGELES, CA, 90001

📞 323-588-0084

NPI: 1184047748

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Organization (NPI-2) Active

ADVANCED MEDICAL ANALYSIS, LLC

Clinical Medical Laboratory

📍1941 WALKER AVE, MONROVIA, CA, 91016

📞 626-305-5709

NPI: 1518002898

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Organization (NPI-2) Active

ADVANCED MEDICAL BILLING SERVCIES

Portable X-Ray and/or Other Portable Diagnostic Imaging Supplier

📍8700 WARNER AVE, FOUNTAIN VALLEY, CA, 92708

📞 714-847-3322

NPI: 1447562954

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Organization (NPI-2) Active

ADVANCED MENTAL HEALTH CENTER, INC.

Psychologist, Clinical

📍17514 VENTURA BLVD, ENCINO, CA, 91316

📞 310-877-0600

NPI: 1881140929

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Organization (NPI-2) Active

ADVANCED MOBILE LAB AND X-RAY

Clinic/Center, Radiology, Mobile

📍330 S MAGNOLIA AVE STE 201, EL CAJON, CA, 92020

📞 619-788-0532

NPI: 1598412827

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Organization (NPI-2) Active

ADVANCED REPRODUCTIVE HEALTHCARE CENTER

Clinical Medical Laboratory

📍416 W LAS TUNAS DR STE 306, SAN GABRIEL, CA, 91776

📞 626-588-1555

NPI: 1659546166

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Organization (NPI-2) Active

ADVANCED REPRODUCTIVE TECHNOLOGIES OF SANTA BARBARA, LLC

Clinical Medical Laboratory

📍1722 STATE ST STE 203, SANTA BARBARA, CA, 93101

📞 805-569-1950

NPI: 1942999669

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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