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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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Individual (NPI-1) Active

KATYA ADACHI SERRANO MD

Family Medicine

📍2115 CENTERPOINTE PKWY, SANTA MARIA, CA, 93455

📞 805-346-7230

NPI: 1215227244

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Individual (NPI-1) Active

CARRICK JEAN ADAM M.D., M.S.P.H

Preventive Medicine, Addiction Medicine

📍105 N LINCOLN ST, SANTA MARIA, CA, 93458

📞 805-965-1001

NPI: 1013137603

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Individual (NPI-1) Active

RAMANA ADAPA MD

Preventive Medicine, Preventive Medicine/Occupational Environmental Medicine

📍652 W 11TH ST, TRACY, CA, 95376

📞 209-833-7555

NPI: 1407959315

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Organization (NPI-2) Active

ADDICTION MEDICINE SERVICES OF VENTURA COUNTY, INC.

Preventive Medicine, Addiction Medicine

📍91 CALETA DR, CAMARILLO, CA, 93012

📞 805-389-8192

NPI: 1679251995

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Organization (NPI-2) Active

ADDICTIONMDS PC

Clinic/Center, Rehabilitation, Substance Use Disorder

📍14407 HAMLIN ST STE A, VAN NUYS, CA, 91401

📞 818-904-9008

NPI: 1306591185

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Individual (NPI-1) Active

ABHIJIT A ADHYE M.D.

Internal Medicine

📍1100 TRANCAS ST STE 211, NAPA, CA, 94558

📞 707-637-4108

NPI: 1992763205

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Individual (NPI-1) Active

SHARON ADLER MD,MPH

Preventive Medicine, Public Health & General Preventive Medicine

📍300 FRANK H OGAWA PLZ, OAKLAND, CA, 94612

📞 510-625-6029

NPI: 1184089484

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Organization (NPI-2) Active

ADVANCED PRACTITIONER MEDICAL GROUP - A PROFESSIONAL NURSING CORP

Nurse Practitioner, Family

📍10570 FOOTHILL BLVD STE 210, RANCHO CUCAMONGA, CA, 91730

📞 909-991-7577

NPI: 1861069957

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Organization (NPI-2) Active

ADVANCED REGEN MEDICAL INC

Preventive Medicine, Preventive Medicine/Occupational Environmental Medicine

📍471 DIVISION ST, CAMPBELL, CA, 95008

📞 408-871-8222

NPI: 1922638600

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Organization (NPI-2) Active

ADVANCED WELLNESS WEST VALLEY MEDICAL GROUP INC

Clinic/Center, Multi-Specialty

📍4116 W MAGNOLIA BLVD STE 100, BURBANK, CA, 91505

📞 310-879-9266

NPI: 1972124675

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Organization (NPI-2) Active

ADVANCED WOUND AND SURGICAL MANAGEMENT

Preventive Medicine, Undersea and Hyperbaric Medicine

📍2901 SILLECT AVE, BAKERSFIELD, CA, 93308

📞 661-327-2101

NPI: 1669603296

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Organization (NPI-2) Active

ADVANCED WOUND CARE & HYPERBARIC SPECIALISTS, PC

Preventive Medicine, Undersea and Hyperbaric Medicine

📍28078 BAXTER RD, MURRIETA, CA, 92563

📞 951-566-9800

NPI: 1902142987

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Organization (NPI-2) Active

ADVANCED WOUND CARE INC

Preventive Medicine, Public Health & General Preventive Medicine

📍970 FILBERT AVE, CHICO, CA, 95926

📞 858-525-1665

NPI: 1306621446

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Organization (NPI-2) Active

ADVENTIST HEALTH CALIFORNIA MEDICAL GROUP, INC.

Preventive Medicine, Public Health & General Preventive Medicine

📍10 WOODLAND RD, SAINT HELENA, CA, 94574

📞 707-963-2002

NPI: 1053636670

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Preventive Medicine, Occupational Medicine

📍936 G ST, REEDLEY, CA, 93654

📞 559-391-3760

NPI: 1790140333

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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