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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 166–180 of 200 providers
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Organization (NPI-2) Active

ADVANCED GENOMICS RESEARCH INC

Internal Medicine

📍1020 S ANAHEIM BLVD STE 300, ANAHEIM, CA, 92805

📞 714-999-6688

NPI: 1750983185

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Organization (NPI-2) Active

ADVANCED HEALTH PREFERENCE GROUP INC A PROFESSIONAL NURSING CORP

Nurse Practitioner, Psych/Mental Health

📍12340 SEAL BEACH BLVD # B187, SEAL BEACH, CA, 90740

📞 310-503-5813

NPI: 1003454257

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Organization (NPI-2) Active

ADVANCED INTEGRATED NEUROSCIENCES, P.C.

Psychiatry & Neurology, Neurology

📍351 HITCHCOCK WAY BLDG B, SANTA BARBARA, CA, 93105

📞 805-962-1116

NPI: 1467827071

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Organization (NPI-2) Active

ADVANCED MINDS A PROFESSIONAL PSYCHOLOGICAL CORPORATION

Psychologist, Clinical

📍1180 S BEVERLY DR STE 612, LOS ANGELES, CA, 90035

📞 310-361-0771

NPI: 1669395810

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Organization (NPI-2) Active

ADVANCED PAIN CONTROL

Psychiatry & Neurology, Neurology

📍4601 WILSHIRE BLVD, LOS ANGELES, CA, 90010

📞 323-556-3470

NPI: 1679840045

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Organization (NPI-2) Active

ADVANCED PAIN MANAGEMENT OF ARIZONA PC

Psychiatry & Neurology, Neurocritical Care

📍2121 S MILL AVE STE 101, TEMPE, AZ, 85282

📞 480-605-9700

NPI: 1780548032

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Organization (NPI-2) Active

ADVANCED PSYCHIATRIC TMS, LLC

Psychiatry & Neurology, Psychiatry

📍2650 JONES WAY, SIMI VALLEY, CA, 93065

📞 805-582-4995

NPI: 1205260270

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Organization (NPI-2) Active

ADVANCED TMS CLINIC INC

Clinic/Center

📍610 EUCLID AVE STE 200, NATIONAL CITY, CA, 91950

📞 619-267-9257

NPI: 1386104263

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Organization (NPI-2) Active

ADVANCES IN MENTAL HEALTH AND ADDICTIONS TREATMENT, INC

Psychologist, Cognitive & Behavioral

📍5199 E PACIFIC COAST HWY, LONG BEACH, CA, 90804

📞 562-365-2020

NPI: 1770022238

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Organization (NPI-2) Active

ADVANTAGE MEDICAL GROUP APC

Psychiatry & Neurology, Neurology

📍9903 CAMPO ROAD, SPRING VALLEY, CA, 91977

📞 619-465-9300

NPI: 1588732739

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Organization (NPI-2) Active

ADVANTAGE NEUROLOGY MEDICAL CLINIC

Psychiatry & Neurology, Neurology

📍9108 LAGUNA MAIN ST STE 4, ELK GROVE, CA, 95758

📞 916-821-8487

NPI: 1669621579

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Organization (NPI-2) Active

ADVANTAGE NEUROPSYCHIATRIC ASSOCIATES A P C

Psychiatry & Neurology, Psychiatry

📍1010 W CHAPMAN AVE, ORANGE, CA, 92868

📞 714-633-4300

NPI: 1043455850

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Organization (NPI-2) Active

ADVENTIST HEALTH CALIFORNIA MEDICAL GROUP, INC.

Psychiatry & Neurology, Neurology

📍935 TRANCAS ST, NAPA, CA, 94558

📞 707-253-1135

NPI: 1245480722

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Organization (NPI-2) Active

ADVENTIST HEALTH CALIFORNIA MEDICAL GROUP, INC.

Psychiatry & Neurology, Neurology

📍3434 VILLA LN, NAPA, CA, 94558

📞 707-963-1882

NPI: 1902121734

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Organization (NPI-2) Active

ADVENTIST HEALTH CALIFORNIA MEDICAL GROUP, INC.

Psychiatry & Neurology, Neurology

📍18990 COYOTE VALLEY ROAD, HIDDEN VALLEY LAKE, CA, 95467

📞 707-987-8344

NPI: 1154571636

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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