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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 16–30 of 200 providers
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Organization (NPI-2) Active

AIRE MEDICAL OF GLENDALE, INC.

Allergy & Immunology, Allergy

📍1808 VERDUGO BLVD STE 116, GLENDALE, CA, 91208

📞 000-000-0000

NPI: 1518587815

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Organization (NPI-2) Active

AKANE INSTITUTE OF ALLERGY, ASTHMA & SLEEP MEDICINE

Allergy & Immunology, Allergy

📍10755 SCRIPPS POWAY PKWY, SAN DIEGO, CA, 92131

📞 502-751-4798

NPI: 1093015828

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Organization (NPI-2) Active

ALAN E. GORENBERG MD, INC.

Allergy & Immunology, Allergy

📍8506 E CHAPMAN AVE, ORANGE, CA, 92869

📞 714-633-4666

NPI: 1770514945

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Organization (NPI-2) Active

ALAN KHADAVI, MD, APC

Allergy & Immunology

📍2809 TWEEDY BLVD, SOUTH GATE, CA, 90280

📞 323-567-9909

NPI: 1043537822

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Organization (NPI-2) Active

ALEXANDER E LOSCIALPO MD INC

Allergy & Immunology, Allergy

📍3801 KATELLA AVE, LOS ALAMITOS, CA, 90720

📞 714-378-2480

NPI: 1003001991

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Individual (NPI-1) Active

FATIMA KHALIL ALI MD

Internal Medicine, Allergy & Immunology

📍4860 Y ST, SACRAMENTO, CA, 95817

📞 916-734-2737

NPI: 1093045023

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Individual (NPI-1) Active

RHONDA EMILY ALKATIB M.D.

Allergy & Immunology

📍2655 CAMINO DEL RIO N STE 425, SAN DIEGO, CA, 92108

📞 619-286-6687

NPI: 1417363086

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Organization (NPI-2) Active

ALLAB MEDICAL CLINIC

Internal Medicine, Allergy & Immunology

📍10470 FOOTHILL BLVD, RCH CUCAMONGA, CA, 91730

📞 840-256-7730

NPI: 1669210902

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Organization (NPI-2) Active

ALLAN R AU MD INC

Allergy & Immunology

📍9727 ELK GROVE FLORIN RD, ELK GROVE, CA, 95624

📞 916-686-8170

NPI: 1235280793

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Organization (NPI-2) Active

ALLERGY & ASTHMA ADULT & PEDIATRIC MEDICAL GROUP OF THE REDWOODS INC

Allergy & Immunology

📍130 STONY POINT RD, SANTA ROSA, CA, 95401

📞 707-525-0211

NPI: 1730257932

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Organization (NPI-2) Active

ALLERGY & ASTHMA ASSOCIATES OF SANTA CLARA VALLEY A MEDICAL CORP

Allergy & Immunology

📍4050 MOORPARK AVE, SAN JOSE, CA, 95117

📞 408-243-2700

NPI: 1962531590

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Organization (NPI-2) Active

ALLERGY & ASTHMA ASSOCIATES OF SOUTHERN CALIF INC

Allergy & Immunology, Allergy

📍28202 CABOT RD STE 105, LAGUNA NIGUEL, CA, 92677

📞 949-364-2900

NPI: 1164523122

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Organization (NPI-2) Active

ALLERGY & ASTHMA CENTER

Allergy & Immunology, Allergy

📍8008 MONET AVE, RANCHO CUCAMONGA, CA, 91739

📞 909-463-6900

NPI: 1720367972

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Organization (NPI-2) Active

ALLERGY & ASTHMA CENTER OF SW WASHINGTON LLC

Allergy & Immunology

📍1406 SE 164TH AVE STE 250, VANCOUVER, WA, 98683

📞 360-940-0810

NPI: 1912048745

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Organization (NPI-2) Active

ALLERGY & ASTHMA MEDICAL CLINIC,INC

Allergy & Immunology

📍750 W OLIVE AVE STE 103, MERCED, CA, 95348

📞 209-383-6868

NPI: 1447370804

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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