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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: 1164423257
VIRTUAL ACTIVE

Hamdy A Mohtaseb, MD, FACP

Internal Medicine

CREDENTIALS VERIFIED 2026
Bullhead City, AZ
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1164422911
VIRTUAL ACTIVE

Shyrl Sistrunk

Internal Medicine

CREDENTIALS VERIFIED 2026
Washington, DC
Medical University of South Carolina College of Medicine (1991)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164422788
VIRTUAL ACTIVE

Glenn L Osias, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Princeton, NJ
RUTGERS R W JOHNSON MEDICAL SCHOOL (CAM/NEW BRUNS/PISC) (1994)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164422432
VIRTUAL ACTIVE

Lorenver O Po, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Holyoke, MA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1164421947
VIRTUAL ACTIVE

Michael S Glasser, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
New York, NY
NYU Grossman School of Medicine (1991)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164420998
VIRTUAL ACTIVE

David G. Wolinsky, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Weston, FL
UNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE (1978)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164420469
VIRTUAL ACTIVE

Katherine J Ludington, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Encinitas, CA
University of California, San Francisco School of Medicine (1997)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164420394
VIRTUAL ACTIVE

Michael Emmit Collier, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Fort Myers, FL
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1164420154
VIRTUAL ACTIVE

Louis A. Salas, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Catonsville, MD
UNIVERSITY CENTRAL DEL CARIBE ESCUELA DE MEDICINA (1987)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164418414
VIRTUAL ACTIVE

Nishi B Sahgal, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Burr Ridge, IL
Northwestern University Feinberg School of Medicine (1995)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164417721
VIRTUAL ACTIVE

Robert H Biggs, DO

Internal Medicine

CREDENTIALS VERIFIED 2026
Bethlehem, PA
Philadelphia College of Osteopathic Medicine (1976)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164415691
VIRTUAL ACTIVE

David R Conway, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Littleton, CO
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER (1996)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164415618
VIRTUAL ACTIVE

Calvin Leslie Caunt, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Shelby, NC
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1164415352
VIRTUAL ACTIVE

THOMAS K GALVIN III, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
WESTMINSTER, MD
UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE (1983)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164414330
VIRTUAL ACTIVE

Evan Howard Schwarzwald, D.O.

Internal Medicine

CREDENTIALS VERIFIED 2026
Great Neck, NY
New York Institute of Technology College of Osteopathic Medicine (1987)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164413779
VIRTUAL ACTIVE

Karen Ann Siller, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Jamaica Plain, MA
Columbia University Vagelos College of Physicians and Surgeons (1986)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164413332
VIRTUAL ACTIVE

John M Poneros, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
New York, NY
Columbia University Vagelos College of Physicians and Surgeons (1995)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164413241
VIRTUAL ACTIVE

MICHAEL F CARL, DO

Internal Medicine

CREDENTIALS VERIFIED 2026
GARDEN CITY, NY
NEW YORK COLLEGE OF OSTEO MEDICINE OF NEW YORK INSTITUTE OF TECHNOLOGY (1991)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164412474
VIRTUAL ACTIVE

Jessie Lee Copeland, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Celina, TN
University of Tennessee Health Science Center (1995)
21+ Years Exp.
ACCESS PROFILE
NPI: 1164412276
VIRTUAL ACTIVE

Orlando Venancio Almanza, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
South Miami, FL
OFFICIAL REGISTRY DATA
21+ 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