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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 121–135 of 200 providers
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Individual (NPI-1) Active

FRANCISCO ANTONIO CAMPABADAL MD

Family Medicine, Geriatric Medicine

📍5425 POMONA BLVD., LOS ANGELES, CA, 90022

📞 323-728-0411

NPI: 1679734479

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Individual (NPI-1) Active

JOHN CAMPBELL MD

Family Medicine, Geriatric Medicine

📍235 S PALISADE DR, SANTA MARIA, CA, 93454

📞 805-739-3561

NPI: 1346450970

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Individual (NPI-1) Active

WYNNELENA CANLAS CANIO M.D.

Internal Medicine, Geriatric Medicine

📍401 BICENTENNIAL WAY, SANTA ROSA, CA, 95403

📞 707-393-3274

NPI: 1154443117

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Individual (NPI-1) Active

MIRA CANTRELL MD

Internal Medicine, Geriatric Medicine

📍11500 NIMITZ AVE, LOS ANGELES, CA, 90049

📞 424-832-8268

NPI: 1932147055

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Individual (NPI-1) Active

SYLVIA GATES CARLISLE MD

Internal Medicine, Geriatric Medicine

📍4859 W SLAUSON AVE STE 213, LOS ANGELES, CA, 90056

📞 323-628-6500

NPI: 1386131340

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Individual (NPI-1) Active

CHARLOTTE MARY CARLSON M.D.

Internal Medicine, Geriatric Medicine

📍2455 SUMMERFIELD RD, SANTA ROSA, CA, 95405

📞 707-308-2815

NPI: 1134446875

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Individual (NPI-1) Active

JOHN ANDREW CAROLLO

Family Medicine

📍5555 MONTGOMERY DR APT 36, SANTA ROSA, CA, 95409

📞 707-579-6896

NPI: 1558518290

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Individual (NPI-1) Active

WILLIAM DAVID CARROLL M.D.

Internal Medicine

📍3536 MENDOCINO AVE, SANTA ROSA, CA, 95403

📞 707-546-2180

NPI: 1922005891

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Individual (NPI-1) Active

STEVEN CHARLES CASTLE MD

Internal Medicine, Geriatric Medicine

📍11301 WILSHIRE BLVD, LOS ANGELES, CA, 90073

📞 310-268-4671

NPI: 1619069325

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Individual (NPI-1) Active

DANIEL CASTRO MD

Internal Medicine

📍2231 SANDSTONE DR, MORRISTOWN, TN, 37814

📞 423-616-0625

NPI: 1821002700

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Individual (NPI-1) Active

JOHN FRANK CESCA MD

Internal Medicine, Geriatric Medicine

📍3801 MIRANDA AVE, PALO ALTO, CA, 94304

📞 650-493-5000

NPI: 1861589228

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Individual (NPI-1) Active

THA CHA M.D.

Physical Medicine & Rehabilitation

📍125 E BARSTOW AVE STE 118, FRESNO, CA, 93710

📞 559-486-5290

NPI: 1073547824

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Individual (NPI-1) Active

KATHLEEN CHAK

Internal Medicine

📍877 OAK PARK BLVD, PISMO BEACH, CA, 93449

📞 805-474-8450

NPI: 1356754659

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Individual (NPI-1) Active

JASON CHAM MD

Student in an Organized Health Care Education/Training Program

📍10666 N TORREY PINES RD, LA JOLLA, CA, 92037

📞 858-554-3200

NPI: 1982166153

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Individual (NPI-1) Active

ANDREW STEVEN CHAN MD

Internal Medicine, Geriatric Medicine

📍1701 E CESAR E CHAVEZ AVE, LOS ANGELES, CA, 90033

📞 323-226-1100

NPI: 1104975507

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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