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Healthcare Providers in Santa Ana, California

Find doctors, hospitals, and clinics in Santa Ana from the official NPPES NPI Registry. We found 14 providers in this city.

14 Providers Found Data from NPPES NPI Registry Updated 2026
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All Providers Doctors Hospitals & Clinics
Showing 1–14 of 14 providers
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Individual (NPI-1) Active

HELENE MARGARET CALVET M.D.

Internal Medicine, Infectious Disease

📍405 W 5TH ST, SANTA ANA, CA, 92701

📞 714-834-5518

NPI: 1760604516

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Individual (NPI-1) Active

PUNEET KAUR CHAHAL MD

Internal Medicine, Infectious Disease

📍720 N TUSTIN AVE, SANTA ANA, CA, 92705

📞 714-664-0045

NPI: 1811155476

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Organization (NPI-2) Active

DAVID TELLALIAN M.D. INC

Internal Medicine, Infectious Disease

📍720 N TUSTIN AVE, SANTA ANA, CA, 92705

📞 714-664-0045

NPI: 1962804666

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Individual (NPI-1) Active

MICHAEL WARREN FITZGIBBONS MD

Internal Medicine, Infectious Disease

📍1913 E 17TH ST, SANTA ANA, CA, 92705

📞 714-541-3744

NPI: 1194727859

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Individual (NPI-1) Active

MARIANNE GARCIA GO-WHEELER M.D.

Internal Medicine, Infectious Disease

📍999 N TUSTIN AVE STE 109, SANTA ANA, CA, 92705

📞 714-664-0045

NPI: 1740627280

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Organization (NPI-2) Active

HON YU, M.D., INC.

Internal Medicine

📍2621 S BRISTOL ST, SANTA ANA, CA, 92704

📞 714-210-2450

NPI: 1174679393

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Organization (NPI-2) Active

INFECTIOUS DISEASE ASSOCIATES OF ORANGE COUNTY, INC.

Internal Medicine, Infectious Disease

📍999 N TUSTIN AVE STE 224, SANTA ANA, CA, 92705

📞 714-664-0045

NPI: 1326403130

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Individual (NPI-1) Active

MELISSA KUO KING MD

Internal Medicine, Infectious Disease

📍2699 ATLANTIC AVE, LONG BEACH, CA, 90806

📞 562-426-3333

NPI: 1417052341

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Individual (NPI-1) Active

KATHLEEN B MACLEOD M.D.

Internal Medicine, Infectious Disease

📍3771 KATELLA AVE, LOS ALAMITOS, CA, 90720

📞 562-432-4357

NPI: 1821066077

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Individual (NPI-1) Active

NICHOLAS NGUYEN

Internal Medicine, Infectious Disease

📍999 N TUSTIN AVE STE 109, SANTA ANA, CA, 92705

📞 714-664-0045

NPI: 1689239584

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Individual (NPI-1) Active

ROMA RAJESHKUMAR PATEL M.D.

Internal Medicine, Infectious Disease

📍999 N TUSTIN AVE STE 109, SANTA ANA, CA, 92705

📞 714-664-0045

NPI: 1740523406

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Individual (NPI-1) Active

RONALD ARLEN SHERMAN MD

Internal Medicine, Infectious Disease

📍1725 W 17TH ST, SANTA ANA, CA, 92706

📞 714-834-7991

NPI: 1295903631

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Individual (NPI-1) Active

TUAN V TA MD

Internal Medicine, Infectious Disease

📍999 N TUSTIN AVE STE 224, SANTA ANA, CA, 92705

📞 714-664-0045

NPI: 1114103124

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Individual (NPI-1) Active

HON YU MD

Internal Medicine, Infectious Disease

📍2701 S BRISTOL ST, SANTA ANA, CA, 92704

📞 714-210-2450

NPI: 1023118486

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📊 Quick Stats

Providers Listed 14
City Santa Ana
State California
Source NPPES NPI Registry

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Healthcare in Santa Ana, California

Santa Ana, the county seat of Orange County, California, is a vibrant city with a well-established healthcare system serving its diverse population. Residents of Santa Ana have access to a wide array of medical facilities, including major hospitals and numerous clinics. Neighborhoods such as Downtown Santa Ana, Floral Park, and Meredith Parkwood offer convenient access to healthcare providers, ensuring that the community in Santa Ana is well-served.

Key healthcare institutions in Santa Ana include Orange County Global Medical Center, UCI Health Family Health Center, and Kindred Hospital Santa Ana. These facilities provide comprehensive medical care, from emergency services and acute care to specialized treatments in various fields. Santa Ana is committed to providing high-quality healthcare to all its residents.

For eligible individuals and families in Santa Ana, Medi-Cal, California's Medicaid program, provides essential health coverage, ensuring access to necessary medical care. The California Department of Public Health website, https://www.cdph.ca.gov/, serves as a vital resource for public health information and services throughout the state. To find a healthcare provider in Santa Ana, the NPI Registry is an invaluable tool for locating licensed professionals.

Frequently Asked Questions — Santa Ana Healthcare