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Healthcare Providers in California

Find doctors, hospitals, and clinics in California from the official NPPES NPI Registry. We found 108 providers in this listing.

108 Providers Found Data from NPPES NPI Registry Updated 2026
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All Providers Doctors Hospitals & Clinics
Showing 91–105 of 108 providers
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Organization (NPI-2) Active

TD ONCOLOGY SERVICES LLC

Clinic/Center, Oncology, Radiation

📍2452 KIPLING AVE, CINCINNATI, OH, 45239

📞 513-681-7800

NPI: 1326368929

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Organization (NPI-2) Active

THE CENTER FOR THERMAL ONCOLOGY LLC

Clinic/Center, Oncology, Radiation

📍2001 SANTA MONICA BLVD, SANTA MONICA, CA, 90404

📞 888-580-5900

NPI: 1811396591

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Organization (NPI-2) Active

THE ONCOLOGY INSTITUTE CA, A PROFESSIONAL CORPORATION

Internal Medicine, Hematology & Oncology

📍2067 W VISTA WAY STE 295, VISTA, CA, 92083

📞 760-298-5787

NPI: 1235880501

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Organization (NPI-2) Active

THE ONCOLOGY INSTITUTE CA, A PROFESSIONAL CORPORATION

Internal Medicine, Hematology & Oncology

📍2911 N TENAYA WAY STE 210, LAS VEGAS, NV, 89128

📞 702-342-1244

NPI: 1225514508

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Organization (NPI-2) Active

THE ONCOLOGY INSTITUTE CA, A PROFESSIONAL CORPORATION

Internal Medicine, Hematology & Oncology

📍8135 PAINTER AVE, WHITTIER, CA, 90602

📞 562-698-6888

NPI: 1043599434

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Organization (NPI-2) Active

THE ONCOLOGY INSTITUTE FL, LLC

Internal Medicine, Medical Oncology

📍6499 38TH AVE N, ST PETERSBURG, FL, 33710

📞 727-381-3761

NPI: 1730142373

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Organization (NPI-2) Active

TORRANCE HEALTH ASSOCIATION INC

Pharmacist, Oncology

📍3285 SKYPARK DR, TORRANCE, CA, 90505

📞 310-750-3300

NPI: 1205206406

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Organization (NPI-2) Active

TORRANCE RADIATION ONCOLOGY ASSOCIATES

Clinic/Center, Oncology, Radiation

📍510 N PROSPECT AVE, REDONDO BEACH, CA, 90277

📞 310-374-5417

NPI: 1720009640

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Organization (NPI-2) Active

TRI DO MD

Clinic/Center, Oncology, Radiation

📍5091 MITTY WAY, SAN JOSE, CA, 95129

📞 408-835-9601

NPI: 1316664303

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Organization (NPI-2) Active

UCLA HEM/ONC IRVINE

Clinic/Center, Oncology

📍4746 BARRANCA PKWY, IRVINE, CA, 92604

📞 949-653-2959

NPI: 1841625548

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Organization (NPI-2) Active

UNIVERSITY ONCOLOGY ASSOCIATES, INC.

Clinic/Center, Oncology

📍2335 E KASHIAN LN, FRESNO, CA, 93701

📞 559-256-9680

NPI: 1073998191

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Organization (NPI-2) Active

UROLOGY ASSOCIATES OF THE CENTRAL COAST

Urology

📍225 PRADO RD, SAN LUIS OBISPO, CA, 93401

📞 805-786-2500

NPI: 1881785764

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Organization (NPI-2) Active

USC KENNETH NORRIS JR. CANCER HOSPITAL

Clinic/Center, Oncology

📍1441 EASTLAKE AVE., LOS ANGELES, CA, 90033

📞 323-865-3613

NPI: 1700090388

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Organization (NPI-2) Active

VAGINAL AND PELVIC SURGEONS, INC

Clinic/Center, Oncology

📍1325 E CHURCH ST, SANTA MARIA, CA, 93454

📞 805-219-4673

NPI: 1164077566

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Organization (NPI-2) Active

VICTORY HEMATOLOGY AND ONCOLOGY INC

Clinic/Center, Oncology

📍4940 VAN NUYS BLVD STE 207, SHERMAN OAKS, CA, 91403

📞 818-616-3998

NPI: 1023402872

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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 108
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