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© 2026 NPI Telehealth

US Registry Operational
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: 1538122007
VIRTUAL ACTIVE

Claudia I Panzer, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Denver, CO
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538121926
VIRTUAL ACTIVE

Nadeem Ul Haque, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Bayonne, NJ
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538120969
VIRTUAL ACTIVE

Ajay Tripuraneni, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Temple, TX
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538120589
VIRTUAL ACTIVE

Dolly Geevarghese, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Marlborough, MA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538120001
VIRTUAL ACTIVE

Glenis Alma Strachan, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Brooklyn, NY
HOWARD UNIVERSITY COLLEGE OF MEDICINE (1993)
20+ Years Exp.
ACCESS PROFILE
NPI: 1538119961
VIRTUAL ACTIVE

Gregory Breen, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Woodbury, NJ
DREXEL UNIVERSITY COLLEGE OF MEDICINE (1994)
20+ Years Exp.
ACCESS PROFILE
NPI: 1538119607
VIRTUAL ACTIVE

Michael Brendan Shannon, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Seattle, WA
University of Minnesota Medical School (2000)
20+ Years Exp.
ACCESS PROFILE
NPI: 1538119490
VIRTUAL ACTIVE

Mohamed Marwan Nahhas, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Palos Heights, IL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538118070
VIRTUAL ACTIVE

Ismael A. Matus, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Newark, DE
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538117676
VIRTUAL ACTIVE

Miguel E. Rodriguez, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Gainesville, FL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538116306
VIRTUAL ACTIVE

Denzil M Reid, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Westfield, MA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538116041
VIRTUAL ACTIVE

Pamela A Crilley, DO

Internal Medicine

CREDENTIALS VERIFIED 2026
Pennington, NJ
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538115712
VIRTUAL ACTIVE

Syed Zahid H Shah

Internal Medicine

CREDENTIALS VERIFIED 2026
Allen, TX
Wayne State University School of Medicine (1997)
20+ Years Exp.
ACCESS PROFILE
NPI: 1538115282
VIRTUAL ACTIVE

Thomas B Rice, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Pittsburgh, PA
Lewis Katz School of Medicine at Temple University (2003)
20+ Years Exp.
ACCESS PROFILE
NPI: 1538113931
VIRTUAL ACTIVE

Elizabeth Del Prado Tan-Chiu, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Tampa, FL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538112578
VIRTUAL ACTIVE

Kala Karu Ramasamy, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Saginaw, MI
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538112388
VIRTUAL ACTIVE

John S. Zakaib, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Edina, MN
Virginia Commonwealth University School of Medicine (1999)
20+ Years Exp.
ACCESS PROFILE
NPI: 1538112198
VIRTUAL ACTIVE

Luis G. Guerra, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
El Paso, TX
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1538111521
VIRTUAL ACTIVE

Ilan Zawadzki, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Seattle, WA
NYU Grossman School of Medicine (1983)
20+ Years Exp.
ACCESS PROFILE
NPI: 1538111422
VIRTUAL ACTIVE

James M Maguire, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Gloucester, MA
Saint Louis University School of Medicine (1999)
20+ 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