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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: 1245216993
VIRTUAL ACTIVE

Abdul Rashid Qureshi, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Arnold, MO
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245215839
VIRTUAL ACTIVE

Yunli Zheng, M.D

Internal Medicine

CREDENTIALS VERIFIED 2026
Roseville, CA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245215516
VIRTUAL ACTIVE

Manish Sagarmal Chauhan, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Austin, TX
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245215391
VIRTUAL ACTIVE

Joseph Battula Reddy, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Santee, CA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245215136
VIRTUAL ACTIVE

Steven J Nierenberg, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Phila, PA
Jacobs School of Medicine and Biomedical Sciences at SUNY Buffalo (1982)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245214816
VIRTUAL ACTIVE

Georgiana M Halterman, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Phoenix, AZ
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER (2001)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245214618
VIRTUAL ACTIVE

Naoky C Tsai, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Kailua, HI
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245214402
VIRTUAL ACTIVE

KEN H. PARK, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
WATKINSVILLE, GA
MEDICAL COLLEGE OF GEORGIA SCHOOL OF MEDICINE (1998)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245214345
VIRTUAL ACTIVE

Dennis Finkielstein, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
New York, NY
Renaissance School of Medicine at Stony Brook University (1998)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245213917
VIRTUAL ACTIVE

Philip J Lyng, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Scottsdale, AZ
University of Maryland School of Medicine (1981)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245213347
VIRTUAL ACTIVE

Humberto A Rossi, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Milford, MA
WARREN ALPERT MEDICAL SCHOOL OF BROWN UNIVERSITY (1993)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245211960
VIRTUAL ACTIVE

Herbert Yah-Fuu Lin, MD PHD

Internal Medicine

CREDENTIALS VERIFIED 2026
Boston, MA
Harvard Medical School (1995)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245211705
VIRTUAL ACTIVE

Stephen J. Swartz, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Holmdel, NJ
CHICAGO COLLEGE OF MEDICINE AND SURGERY (1983)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245211481
VIRTUAL ACTIVE

Varkey Mathew, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Huntingtown, MD
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245211366
VIRTUAL ACTIVE

Philip J Kiley, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Mount Prospect, IL
Rush Medical College (1992)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245210327
VIRTUAL ACTIVE

Richard F Ammar, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Richardson, TX
WEST VIRGINIA UNIVERSITY SCHOOL OF MEDICINE (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1245209725
VIRTUAL ACTIVE

Robert Daniel Toto, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Dallas, TX
ILLINOIS MEDICAL COLLEGE (1977)
20+ Years Exp.
ACCESS PROFILE
NPI: 1245206655
VIRTUAL ACTIVE

Andrey Lev-Weissberg, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Park Ridge, IL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1245206309
VIRTUAL ACTIVE

Rajesh M Shah

Internal Medicine

CREDENTIALS VERIFIED 2026
Baltimore, MD
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1245205855
VIRTUAL ACTIVE

Gihan Makram Elmeniawy-Farag, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Staten Island, NY
OFFICIAL REGISTRY DATA
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