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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: 1588647028
VIRTUAL ACTIVE

Matthew Roland Messier, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Wilmington, NC
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1588646467
VIRTUAL ACTIVE

Emil L Tigas, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Worcester, MA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1588645170
VIRTUAL ACTIVE

Valerie L Liao, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Dallas, TX
University of Texas Southwestern Medical Center (1993)
21+ Years Exp.
ACCESS PROFILE
NPI: 1588644991
VIRTUAL ACTIVE

Girish Patel, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
New York, NY
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1588644504
VIRTUAL ACTIVE

Stephan B Danik, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Boston, MA
Rutgers New Jersey Medical School (1998)
20+ Years Exp.
ACCESS PROFILE
NPI: 1588644025
VIRTUAL ACTIVE

Alfred Petrocelli

Internal Medicine

CREDENTIALS VERIFIED 2026
Santa Cruz, CA
STATE UNIVERSITY OF NY UPSTATE MEDICAL UNIVERSITY (1975)
20+ Years Exp.
ACCESS PROFILE
NPI: 1588643704
VIRTUAL ACTIVE

Cynthia A Spilker, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Liberty, MO
University of Kansas School of Medicine (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1588642912
VIRTUAL ACTIVE

FRANCES A KUEBLER, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
EAST BOSTON, MA
BOSTON UNIVERSITY SCHOOL OF MEDICINE (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1588641849
VIRTUAL ACTIVE

Frank Scafuri, D.O.

Internal Medicine

CREDENTIALS VERIFIED 2026
Staten Island, NY
New York Institute of Technology College of Osteopathic Medicine (1999)
21+ Years Exp.
ACCESS PROFILE
NPI: 1588641112
VIRTUAL ACTIVE

John Rodgers, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Glastonbury, CT
UNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE (1974)
21+ Years Exp.
ACCESS PROFILE
NPI: 1588641039
VIRTUAL ACTIVE

Thomas Keith Duncan, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Neenah, WI
Northwestern University Feinberg School of Medicine (1975)
21+ Years Exp.
ACCESS PROFILE
NPI: 1588640650
VIRTUAL ACTIVE

James Ralph Clark, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Downers Grove, IL
University of Illinois College of Medicine (1990)
21+ Years Exp.
ACCESS PROFILE
NPI: 1588640213
VIRTUAL ACTIVE

Marcus Mckenzie, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Plano, TX
University of Texas Medical Branch (1998)
21+ Years Exp.
ACCESS PROFILE
NPI: 1588639876
VIRTUAL ACTIVE

Joseph S. Andrews, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
La Jolla, CA
New York Medical College (1992)
20+ Years Exp.
ACCESS PROFILE
NPI: 1588639801
VIRTUAL ACTIVE

Faustino Andrada Reniva, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Norfolk, VA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1588639678
VIRTUAL ACTIVE

Jeffrey J Glover, DO

Internal Medicine

CREDENTIALS VERIFIED 2026
Venice, FL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1588639538
VIRTUAL ACTIVE

YUH-HUEY WANG, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
DIAMOND BAR, CA
ALBERT EINSTEIN COLLEGE OF MEDICINE OF YESHIVA UNIVERSITY (1994)
20+ Years Exp.
ACCESS PROFILE
NPI: 1588639389
VIRTUAL ACTIVE

J Leonard Dire, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
New Rochelle, NY
Albany Medical College (1986)
20+ Years Exp.
ACCESS PROFILE
NPI: 1588639231
VIRTUAL ACTIVE

George King-Tso Lui, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Stanford, CA
Yale School of Medicine (2002)
20+ Years Exp.
ACCESS PROFILE
NPI: 1588639108
VIRTUAL ACTIVE

Kristen H Gunning, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Boston, MA
UMass Chan Medical School (1996)
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