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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 166–180 of 200 providers
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Individual (NPI-1) Active

WARREN BANTA MD

Internal Medicine, Hematology & Oncology

📍1700 E CESAR E CHAVEZ AVE, LOS ANGELES, CA, 90033

📞 323-264-0430

NPI: 1861695678

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Individual (NPI-1) Active

ASHOK BAPAT M.D.

Internal Medicine, Medical Oncology

📍14551 HOPE CENTER LOOP STE 200, FORT MYERS, FL, 33912

📞 239-264-7026

NPI: 1518960384

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Individual (NPI-1) Active

REHANA S. BAQAI M.D.

Internal Medicine, Hematology & Oncology

📍260 E ONTARIO AVE, CORONA, CA, 92879

📞 951-371-2411

NPI: 1164478855

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Individual (NPI-1) Active

MOHAMAD N BARAKAT

Internal Medicine, Hematology & Oncology

📍19671 BEACH BLVD STE 315, HUNTINGTON BEACH, CA, 92648

📞 714-252-9415

NPI: 1558534131

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Individual (NPI-1) Active

ADITYA BARDIA MD

Internal Medicine, Hematology & Oncology

📍2336 SANTA MONICA BLVD STE 304, SANTA MONICA, CA, 90404

📞 310-998-4747

NPI: 1639210107

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Organization (NPI-2) Active

BARJINDER SINGH, MD PC

Internal Medicine, Hematology & Oncology

📍1706 ALICE STREET, WAYCROSS, CA, 31501

📞 912-283-6240

NPI: 1124226055

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Individual (NPI-1) Active

MATTHEW BARKE MD

Internal Medicine

📍1441 EASTLAKE AVENUE, NTT 3440, LOS ANGELES, CA, 90033

📞 323-865-3000

NPI: 1790471480

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Individual (NPI-1) Active

JOHN L BARSTIS MD

Internal Medicine, Hematology & Oncology

📍23929 MCBEAN PKWY, VALENCIA, CA, 91355

📞 661-255-5350

NPI: 1528093085

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Individual (NPI-1) Active

NEIL MICHAEL BARTH M.D.

Internal Medicine, Hematology & Oncology

📍20162 SW BIRCH ST, NEWPORT BEACH, CA, 92660

📞 949-553-3330

NPI: 1245379858

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Individual (NPI-1) Active

SEDA BARZEGAR PA

Physician Assistant

📍1500 DUARTE RD, DUARTE, CA, 91010

📞 626-256-4673

NPI: 1780613943

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Individual (NPI-1) Active

AFSANEH BARZI M.D.

Internal Medicine, Medical Oncology

📍1441 EASTLAKE AVE, LOS ANGELES, CA, 90033

📞 323-865-3105

NPI: 1265480412

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Individual (NPI-1) Active

BABAK BASERI M.D.

Internal Medicine, Hematology & Oncology

📍18000 STUDEBAKER RD STE 800, CERRITOS, CA, 90703

📞 562-735-3226

NPI: 1659716959

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Individual (NPI-1) Active

REVA KAKKAR BASHO M.D.

Internal Medicine, Medical Oncology

📍8700 BEVERLY BLVD, WEST HOLLYWOOD, CA, 90048

📞 310-967-2700

NPI: 1508146721

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Individual (NPI-1) Active

PAMELA ANTONIA BASTO MD, PhD

Internal Medicine, Medical Oncology

📍300 PASTEUR DR, STANFORD, CA, 94305

📞 650-723-4000

NPI: 1194221903

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Individual (NPI-1) Active

REEMA R. BATRA MD

Internal Medicine, Hematology & Oncology

📍5555 GROSSMONT CENTER DR, LA MESA, CA, 91942

📞 619-644-3030

NPI: 1629286505

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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