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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 61–75 of 200 providers
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Organization (NPI-2) Active

CHANNEL MEDICAL GROUP OF CALIFORNIA, P.C.

Internal Medicine, Rheumatology

📍755 BAYWOOD DR FL 2, PETALUMA, CA, 94954

📞 646-389-3451

NPI: 1366185118

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Organization (NPI-2) Active

CHAPARRAL MEDICAL GROUP INC

Internal Medicine, Rheumatology

📍9190 HAVEN AVE FL 1, RANCHO CUCAMONGA, CA, 91730

📞 909-581-6732

NPI: 1114627510

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Organization (NPI-2) Active

CHAPARRAL MEDICAL GROUP INC

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍9170 HAVEN AVE STE 120, RANCHO CUCAMONGA, CA, 91730

📞 909-476-8700

NPI: 1508583089

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Organization (NPI-2) Active

CHAPARRAL MEDICAL GROUP INC

Family Medicine

📍790 EAST BONITA AVE, POMONA, CA, 91767

📞 909-447-8585

NPI: 1528020112

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Organization (NPI-2) Active

CHAPARRAL MEDICAL GROUP INC

Internal Medicine, Rheumatology

📍1330 EAST SAN BERNARDINO RD, UPLAND, CA, 91786

📞 909-931-0228

NPI: 1144282732

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Organization (NPI-2) Active

CHAPARRAL MEDICAL GROUP, INC.

Internal Medicine

📍1818 N ORANGE GROVE AVE, POMONA, CA, 91767

📞 909-620-7200

NPI: 1902111024

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Organization (NPI-2) Active

CHAPARRAL MEDICAL GROUP, INC.

Internal Medicine

📍1866 N ORANGE GROVE AVE, POMONA, CA, 91767

📞 909-623-8796

NPI: 1437111028

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Organization (NPI-2) Active

CHAPARRAL MEDICAL GROUP, INC.

Internal Medicine, Endocrinology, Diabetes & Metabolism

📍9170 HAVEN AVE, RANCHO CUCAMONGA, CA, 91730

📞 909-467-8700

NPI: 1376940221

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Organization (NPI-2) Active

CHAPARRAL MEDICAL GROUP, INC.

Orthopaedic Surgery

📍160 E ARTESIA ST, POMONA, CA, 91767

📞 909-629-4604

NPI: 1477733624

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Organization (NPI-2) Active

CHARLES E WEIDMANN MD A PROFESSIONAL MEDICAL CORPORATION

Internal Medicine, Rheumatology

📍15243 VANOWEN ST, VAN NUYS, CA, 91405

📞 818-781-0232

NPI: 1043493026

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Organization (NPI-2) Active

CHARLES H. BONISKE M.D, INC.

Internal Medicine, Rheumatology

📍400 W MINERAL KING AVE, VISALIA, CA, 93291

📞 559-679-9677

NPI: 1942739461

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Organization (NPI-2) Active

CHRISTIAN DEQUET, D.O., F.A.C.R., INC

Internal Medicine, Rheumatology

📍1000 NEWBURY RD STE 285, THOUSAND OAKS, CA, 91320

📞 805-480-9748

NPI: 1861524894

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Organization (NPI-2) Active

CONGRESS ASSOCIATES INC

Orthopaedic Surgery

📍800 S RAYMOND AVE, PASADENA, CA, 91105

📞 626-795-8051

NPI: 1750312799

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Organization (NPI-2) Active

CORONA HEALTH SPECIALTY ASSOCIATES, LLC

Clinic/Center, Urgent Care

📍308 W 6TH ST STE 101, CORONA, CA, 92882

📞 951-737-0910

NPI: 1659971042

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Organization (NPI-2) Active

DAHLIA T CARR MD INC

Internal Medicine, Rheumatology

📍150 N ROBERTSON BLVD, BEVERLY HILLS, CA, 90211

📞 310-659-5905

NPI: 1699793570

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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