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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: 1609842608
VIRTUAL ACTIVE

Robin A Horn, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Newark, DE
Boston University Chobanian & Avedisian School of Medicine (1989)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609842434
VIRTUAL ACTIVE

Inderjit Singh, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Saint Louis, MO
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1609841949
VIRTUAL ACTIVE

Bruce E Andrea, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Durango, CO
GEISEL SCHOOL OF MEDICINE AT DARTMOUTH (1986)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609841816
VIRTUAL ACTIVE

Manana B. Elia, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Duarte, CA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1609841485
VIRTUAL ACTIVE

Patricia L Marcuson, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Williamsburg, VA
New York Medical College (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609841352
VIRTUAL ACTIVE

Svetlana Jones, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Evansville, IN
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1609841188
VIRTUAL ACTIVE

Mary Frekko Kilavos, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Gaithersburg, MD
Georgetown University School of Medicine (2002)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609840990
VIRTUAL ACTIVE

Carl Joseph Turissini, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Melrose, MA
Jacobs School of Medicine and Biomedical Sciences at SUNY Buffalo (1985)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609840768
VIRTUAL ACTIVE

Douglas Riegert-Johnson, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Jacksonville, FL
University of Alabama at Birmingham School of Medicine (1999)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609840396
VIRTUAL ACTIVE

Brian E Dalton, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Whitman, MA
UMass Chan Medical School (1997)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609840032
VIRTUAL ACTIVE

Charles A Baten, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Bradenton, FL
UNIVERSITY OF SOUTH FLORIDA COLLEGE OF MEDICINE (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609839786
VIRTUAL ACTIVE

Melissa Peters, D.O.

Internal Medicine

CREDENTIALS VERIFIED 2026
Centennial, CO
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1609838994
VIRTUAL ACTIVE

James D. Mccallum, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
La Jolla, CA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1609838937
VIRTUAL ACTIVE

Gary William Thompson, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Washington, DC
HOWARD UNIVERSITY COLLEGE OF MEDICINE (1988)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609838853
VIRTUAL ACTIVE

Abhay V Rao, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Mesa, AZ
Wayne State University School of Medicine (1990)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609837988
VIRTUAL ACTIVE

Ramavathi Nandyala, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
San Antonio, TX
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1609837947
VIRTUAL ACTIVE

Ian Christoph, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Burlingame, CA
Washington University School of Medicine in St. Louis (1986)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609836972
VIRTUAL ACTIVE

Vahid Javaherian, DO

Internal Medicine

CREDENTIALS VERIFIED 2026
Covina, CA
NOVA SOUTHEASTERN COLLEGE OF OSTEO MEDICINE (1990)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609835735
VIRTUAL ACTIVE

JOHN A TESTA, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
PROSPECT, CT
OTHER (1999)
20+ Years Exp.
ACCESS PROFILE
NPI: 1609834928
VIRTUAL ACTIVE

Madhuri Dhupati, M.D

Internal Medicine

CREDENTIALS VERIFIED 2026
Surprise, AZ
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