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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 1–15 of 200 providers
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Individual (NPI-1) Active

KENNETH EDWARD AARON M.D.

Colon & Rectal Surgery

📍1401 AVOCADO AVE, NEWPORT BEACH, CA, 92660

📞 949-760-9431

NPI: 1689809162

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Individual (NPI-1) Active

BENJAMIN ABBADESSA M.D.

Colon & Rectal Surgery

📍200 W ARBOR DR, SAN DIEGO, CA, 92103

📞 858-822-6277

NPI: 1255593612

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Individual (NPI-1) Active

MAHER A ABBAS MD

Colon & Rectal Surgery

📍9500 EUCLID AVE, CLEVELAND, OH, 44195

📞 216-444-2200

NPI: 1508937491

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Individual (NPI-1) Active

SHOKO EMILY ABE M.D.

Surgery

📍3100 SAN PABLO AVE STE 430, BERKELEY, CA, 94702

📞 415-476-3358

NPI: 1609178136

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Individual (NPI-1) Active

MICHAEL E ABEL M.D.

Colon & Rectal Surgery

📍3838 CALIFORNIA ST, SAN FRANCISCO, CA, 94118

📞 415-668-0411

NPI: 1447253380

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Surgery

📍530 W ACACIA ST STE 1, STOCKTON, CA, 95203

📞 209-242-7098

NPI: 1821722257

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Surgery

📍10200 TRINITY PKWY STE 206, STOCKTON, CA, 95219

📞 209-242-7098

NPI: 1225924228

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Organization (NPI-2) Active

ADVENTIST HEALTH PHYSICIANS NETWORK

Family Medicine

📍5400 W HILLSDALE AVE, VISALIA, CA, 93291

📞 559-738-7500

NPI: 1700592920

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Individual (NPI-1) Active

PIYUSH AGGARWAL MD

Colon & Rectal Surgery

📍1479 YGNACIO VALLEY RD # 200, WALNUT CREEK, CA, 94598

📞 925-296-7340

NPI: 1700070273

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Individual (NPI-1) Active

VINCENT EDE AJANWACHUKU M.D.

Surgery

📍16133 KAMANA RD, APPLE VALLEY, CA, 92307

📞 760-242-8491

NPI: 1427127075

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Individual (NPI-1) Active

ALLISON AKA MD

Colon & Rectal Surgery

📍11175 CAMPUS STREET, LOMA LINDA, CA, 92350

📞 909-651-5948

NPI: 1891130100

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Individual (NPI-1) Active

GABRIEL AKOPIAN M.D.

Colon & Rectal Surgery

📍100 W CALIFORNIA BLVD, PASADENA, CA, 91105

📞 626-397-5896

NPI: 1326074535

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Individual (NPI-1) Active

AHMED S. ALKORAISHI MD

Colon & Rectal Surgery

📍27400 HESPERIAN BLVD, HAYWARD, CA, 94545

📞 510-784-4000

NPI: 1609954478

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Individual (NPI-1) Active

ROBERT K ALLEN MD

Colon & Rectal Surgery

📍1575 SOQUEL DR, SANTA CRUZ, CA, 95065

📞 831-479-3772

NPI: 1871586610

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Individual (NPI-1) Active

JORGE ALMODOVAR M.D.

Surgery

📍39000 BOB HOPE DR, RANCHO MIRAGE, CA, 92270

📞 760-837-8601

NPI: 1225448053

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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