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Best Internal Doctors in Fullerton, CA | NPI Telehealth
Home/California/Fullerton/Internal Doctors
LOCAL SPECIALTY PROTOCOL 2026

Internal Doctors
IN Fullerton.

Find and book top-rated Internal Medicine specialists in Fullerton, CA. Access NPI credentials sourced from federal records and virtual care availability.

SPECIALISTS

Active internal doctors in Fullerton jurisdiction.

33 ENTRIES FOUND
NPI: 1932593167
VIRTUAL ACTIVE

VIJAY PRABHAKAR, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
DUKE UNIVERSITY SCHOOL OF MEDICINE (2015)
11+ Years Exp.
ACCESS PROFILE
NPI: 1861618449
VIRTUAL ACTIVE

EUGENE YOON, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
UNIVERSITY OF VIRGINIA SCHOOL OF MEDICINE (2001)
19+ Years Exp.
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NPI: 1831305879
VIRTUAL ACTIVE

NANCY HERNANDEZ, DO

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2005)
19+ Years Exp.
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NPI: 1831185792
VIRTUAL ACTIVE

LEO GARCIA, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
HOWARD UNIVERSITY COLLEGE OF MEDICINE (1995)
21+ Years Exp.
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NPI: 1811984123
VIRTUAL ACTIVE

JAY KIM, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (1991)
21+ Years Exp.
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NPI: 1801882261
VIRTUAL ACTIVE

EDWARD LAWTON, M.D..

Internal Medicine

NPI DATA 2026
Fullerton, CA
R FRANKLIN UNIVERSITY OF MED & SCI/CHICAGO MEDICAL SCHOOL (1994)
21+ Years Exp.
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NPI: 1801356290
VIRTUAL ACTIVE

JOHNNY WU, MD

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2019)
7+ Years Exp.
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NPI: 1801152772
VIRTUAL ACTIVE

PATRICK KOO, MD

Internal Medicine

NPI DATA 2026
Fullerton, CA
PENNSYLVANIA STATE UNIVERSITY COLLEGE OF MEDICINE (2012)
14+ Years Exp.
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NPI: 1770579153
VIRTUAL ACTIVE

STEVEN SALTMAN, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
UNIVERSITY OF MICHIGAN MEDICAL SCHOOL (1971)
21+ Years Exp.
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NPI: 1760773014
VIRTUAL ACTIVE

MICHELLE NGO, DO

Internal Medicine

NPI DATA 2026
Fullerton, CA
ARIZONA COLLEGE OF OSTEOPATHIC MEDICINE MID WESTERN UNIVERSITY (2011)
15+ Years Exp.
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NPI: 1760742001
VIRTUAL ACTIVE

JULIE YOO, M.D., M.P.H.

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2012)
14+ Years Exp.
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NPI: 1649266032
VIRTUAL ACTIVE

MARK WEISSIG, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
DUKE UNIVERSITY SCHOOL OF MEDICINE (1980)
21+ Years Exp.
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NPI: 1598721284
VIRTUAL ACTIVE

JOHN LEE, MD

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (1990)
20+ Years Exp.
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NPI: 1588650667
VIRTUAL ACTIVE

JOHN GILBERT, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
STATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER (1983)
21+ Years Exp.
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NPI: 1568466431
VIRTUAL ACTIVE

EDWARD LEE, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
LOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE (1992)
21+ Years Exp.
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NPI: 1568458008
VIRTUAL ACTIVE

RUBEN CABRAL, MD

Internal Medicine

NPI DATA 2026
Fullerton, CA
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE (1989)
21+ Years Exp.
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NPI: 1548422991
VIRTUAL ACTIVE

SHILPA MEHTA, MD

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2008)
18+ Years Exp.
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NPI: 1487946364
VIRTUAL ACTIVE

SHIVANI PATEL, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2011)
15+ Years Exp.
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NPI: 1457437626
VIRTUAL ACTIVE

SHIRLEY PANG, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
UNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE (2001)
20+ Years Exp.
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NPI: 1447246434
VIRTUAL ACTIVE

WILLIAM BATTY, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
UNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE (2002)
21+ Years Exp.
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NPI: 1396732855
VIRTUAL ACTIVE

RAMESH RATHOD, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (1969)
21+ Years Exp.
ACCESS PROFILE
NPI: 1326059882
VIRTUAL ACTIVE

ANDY TRAN, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2000)
20+ Years Exp.
ACCESS PROFILE
NPI: 1326048323
VIRTUAL ACTIVE

SAJEN MATHEWS, MD

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (1986)
21+ Years Exp.
ACCESS PROFILE
NPI: 1316272180
VIRTUAL ACTIVE

BECKY MULDOON, MD

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2009)
17+ Years Exp.
ACCESS PROFILE
NPI: 1306015607
VIRTUAL ACTIVE

AMY ALIAS, MD

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2000)
18+ Years Exp.
ACCESS PROFILE
NPI: 1285620658
VIRTUAL ACTIVE

DAVID RUCKMAN, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
GEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE (1988)
21+ Years Exp.
ACCESS PROFILE
NPI: 1275619447
VIRTUAL ACTIVE

DAVID PARK, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2006)
20+ Years Exp.
ACCESS PROFILE
NPI: 1225122674
VIRTUAL ACTIVE

MYTHILI NAGARAJ, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (1993)
20+ Years Exp.
ACCESS PROFILE
NPI: 1174609358
VIRTUAL ACTIVE

SANJAY SHARMA, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (1999)
20+ Years Exp.
ACCESS PROFILE
NPI: 1154664597
VIRTUAL ACTIVE

JASON LING, MD

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2013)
13+ Years Exp.
ACCESS PROFILE
NPI: 1134195118
VIRTUAL ACTIVE

JYOTIKA WALI, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (1981)
20+ Years Exp.
ACCESS PROFILE
NPI: 1104169978
VIRTUAL ACTIVE

PAUL SIMPSON, M.D.

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2013)
13+ Years Exp.
ACCESS PROFILE
NPI: 1023050135
VIRTUAL ACTIVE

SAADAH ALRAJAB, MD

Internal Medicine

NPI DATA 2026
Fullerton, CA
OTHER (2000)
20+ Years Exp.
ACCESS PROFILE

Local Discovery Protocol

Navigating healthcare in Fullerton, CA requires finding the right expert. A highly qualified internal medicine is crucial for proper diagnosis and long-term care management.

  • NPI Credentials: Active NPI status and valid CA state licensing sourced from federal records.
  • Virtual Options: Encrypted telehealth consultations available for remote triage.
All Providers in CaliforniaNationwide Internal Medicines