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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

CHRISTINA N JENKINS MD

Colon & Rectal Surgery

📍26691 PLAZA STE 150, MISSION VIEJO, CA, 92691

📞 949-348-2900

NPI: 1174171409

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Individual (NPI-1) Active

ALBERT CHUNG MD, MBA

Colon & Rectal Surgery

📍801 N TUSTIN AVE STE 306, SANTA ANA, CA, 92705

📞 714-988-8690

NPI: 1700011533

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Individual (NPI-1) Active

TAEHYUN PHILIP CHUNG M.D.

Colon & Rectal Surgery

📍3838 CALIFORNIA ST, SAN FRANCISCO, CA, 94118

📞 415-668-0411

NPI: 1821170150

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Individual (NPI-1) Active

KYLE G COLOGNE M.D.

Colon & Rectal Surgery

📍1450 SAN PABLO ST STE 6200, LOS ANGELES, CA, 90033

📞 323-865-3690

NPI: 1164678082

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Organization (NPI-2) Active

COLORECTAL CENTER OF SAN DIEGO, INC.

Colon & Rectal Surgery

📍2095 W VISTA WAY, VISTA, CA, 92083

📞 760-691-9733

NPI: 1265779334

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Individual (NPI-1) Active

RICHARD JOHN COUGHLIN MD FACS

Colon & Rectal Surgery

📍14850 LOS GATOS BLVD, LOS GATOS, CA, 95032

📞 408-358-2868

NPI: 1659359818

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Individual (NPI-1) Active

THEODORE COUTSOFTIDES MD

Colon & Rectal Surgery

📍4061 MORNING STAR DR, HUNTINGTON BEACH, CA, 92649

📞 714-336-7949

NPI: 1144411414

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Individual (NPI-1) Active

RAO VENKATESWARA DALUVOY MD

Surgery

📍15982 QUANTICO RD STE D, APPLE VALLEY, CA, 92307

📞 760-810-0920

NPI: 1003902081

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Organization (NPI-2) Active

DAT T NGUYEN

Colon & Rectal Surgery

📍5565 W LAS POSITAS BLVD STE 360, PLEASANTON, CA, 94588

📞 925-460-3205

NPI: 1528280930

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Organization (NPI-2) Active

DAVID B. ROSENFELD, M.D., INC.

Colon & Rectal Surgery

📍2650 JONES WAY, SIMI VALLEY, CA, 93065

📞 805-579-8972

NPI: 1497938310

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Organization (NPI-2) Active

DAVID E. BITAR, M.D., INC.

Colon & Rectal Surgery

📍2900 TELEGRAPH AVE, BERKELEY, CA, 94705

📞 510-845-4638

NPI: 1578879052

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Organization (NPI-2) Active

DAVID RODRIGUEZ M.D., INC.

Colon & Rectal Surgery

📍3941 J ST STE 366, SACRAMENTO, CA, 95819

📞 916-451-2888

NPI: 1134313240

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Individual (NPI-1) Active

DIANA DAVIO M.D.

Colon & Rectal Surgery

📍615 W AVENUE L, LANCASTER, CA, 93534

📞 661-723-2866

NPI: 1023217577

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Individual (NPI-1) Active

AARON JAY DAWES MD, PhD

Surgery

📍300 PASTEUR DR, PALO ALTO, CA, 94304

📞 650-723-4000

NPI: 1285923540

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Individual (NPI-1) Active

JOEL GLENN DEAN MD

Colon & Rectal Surgery

📍1325 E CHURCH ST STE 202, SANTA MARIA, CA, 93454

📞 805-346-3456

NPI: 1568534915

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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