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© 2026 NPI Telehealth

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CMS Source

Informational purposes only — not medical advice. Always consult a professional. Data updated weekly. Read full disclaimer.

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Online Internal Medicine Doctors | Telehealth & Virtual Visits | NPI Telehealth | NPI Telehealth
SPECIALTY DISCOVERY ACTIVE 2026

Internal Medicine.

Find and book verified Internal Medicine specialists. Access NPI credentials, office locations, and virtual care availability.

VERIFIED SPECIALISTS

Active medical practitioners in Internal Medicine clinical focus.

62,216 ENTRIES FOUND
NPI: 1922176635
VIRTUAL ACTIVE

Eric J. Fulnecky, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Springfield, MO
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1922175934
VIRTUAL ACTIVE

CHARISSA S. CASTRO, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
BELLFLOWER, CA
UNIVERSITY OF CALIFORNIA, DAVIS SCHOOL OF MEDICINE (1995)
20+ Years Exp.
ACCESS PROFILE
NPI: 1922174192
VIRTUAL ACTIVE

Darryl J Ballin, M.D.,INC

Internal Medicine

CREDENTIALS VERIFIED 2026
Tarzana, CA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1922174077
VIRTUAL ACTIVE

Elizabeth Rocco, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Yorktown Heights, NY
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1922172527
VIRTUAL ACTIVE

Kendra Hutchinson, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Sacramento, CA
UNIVERSITY OF VERMONT COLLEGE OF MEDICINE (1995)
20+ Years Exp.
ACCESS PROFILE
NPI: 1922171602
VIRTUAL ACTIVE

Evelyn Miriam Horn, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
New York, NY
Icahn School of Medicine at Mount Sinai (1980)
20+ Years Exp.
ACCESS PROFILE
NPI: 1922170406
VIRTUAL ACTIVE

Timothy Tran, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Los Angeles, CA
Lewis Katz School of Medicine at Temple University (1997)
20+ Years Exp.
ACCESS PROFILE
NPI: 1922169044
VIRTUAL ACTIVE

Howard Sacher, D.O.

Internal Medicine

CREDENTIALS VERIFIED 2026
Massapequa, NY
Philadelphia College of Osteopathic Medicine (1971)
20+ Years Exp.
ACCESS PROFILE
NPI: 1922167964
VIRTUAL ACTIVE

Peter Michael Strassberg

Internal Medicine

CREDENTIALS VERIFIED 2026
Montvale, NJ
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1922167162
VIRTUAL ACTIVE

Juan R Herena, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Schaumburg, IL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1922165539
VIRTUAL ACTIVE

ROSA MARIA MARIN, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
BOYNTON BEACH, FL
OTHER (1988)
19+ Years Exp.
ACCESS PROFILE
NPI: 1922163310
VIRTUAL ACTIVE

Sean S To, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Chino, CA
R FRANKLIN UNIVERSITY OF MED & SCI/CHICAGO MEDICAL SCHOOL (1998)
20+ Years Exp.
ACCESS PROFILE
NPI: 1922162114
VIRTUAL ACTIVE

Gauhar R Khan, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Modesto, CA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1922161736
VIRTUAL ACTIVE

KHOA DINH LE, D.O.

Internal Medicine

CREDENTIALS VERIFIED 2026
LAS VEGAS, NV
OTHER (1997)
20+ Years Exp.
ACCESS PROFILE
NPI: 1922161223
VIRTUAL ACTIVE

David Justin Halpern, MD, MPH

Internal Medicine

CREDENTIALS VERIFIED 2026
Durham, NC
JS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY (2004)
20+ Years Exp.
ACCESS PROFILE
NPI: 1922160852
VIRTUAL ACTIVE

Benjamin Musher, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Houston, TX
Baylor College of Medicine (2000)
20+ Years Exp.
ACCESS PROFILE
NPI: 1922158310
VIRTUAL ACTIVE

Francisco Antonio Matheus, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Silver Spring, MD
OFFICIAL REGISTRY DATA
19+ Years Exp.
ACCESS PROFILE
NPI: 1922157593
VIRTUAL ACTIVE

Peter L Wisniewski, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Prince Frederick, MD
University of Maryland School of Medicine (1989)
19+ Years Exp.
ACCESS PROFILE
NPI: 1922155811
VIRTUAL ACTIVE

Yuri F Van Der Heijden, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Nashville, TN
Vanderbilt University School of Medicine (2005)
19+ Years Exp.
ACCESS PROFILE
NPI: 1922155720
VIRTUAL ACTIVE

Arnab Ray, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
New Orleans, LA
Louisiana State University School of Medicine in New Orleans (2004)
19+ Years Exp.
ACCESS PROFILE
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Why Choose a Verified Internal Medicine Specialist?

Selecting a Internal Medicine is a personal decision that impacts your long-term health. Whether you are seeking treatment for a specific condition or looking for a second opinion, we provide access to a verified list of practicing specialists.

We recommend reviewing clinical background, years of practice, and verified patient experiences before scheduling your visit. Many Internal Medicines now offer telehealth services, allowing you to receive expert medical advice from the comfort of your home.

Institutional Data Integrity

Every provider on NPI Telehealth is verified against the National Plan and Provider Enumeration System (NPPES). We ensure that you connect with licensed, active professionals who meet federal clinical standards.

100% VERIFIED CREDENTIALS
REAL-TIME REGISTRY UPDATES