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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: 1811971260
VIRTUAL ACTIVE

Elise M S Carlson, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Milford, CT
UNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE (1997)
21+ Years Exp.
ACCESS PROFILE
NPI: 1811969843
VIRTUAL ACTIVE

Kevin R. Regner, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Milwaukee, WI
Medical College of Wisconsin (2001)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811969405
VIRTUAL ACTIVE

Lisa Tkatch, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Harrisburg, PA
Penn State College of Medicine (1987)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811969272
VIRTUAL ACTIVE

Joseph Patrick Mcguirk, D.O.

Internal Medicine

CREDENTIALS VERIFIED 2026
Kansas City, KS
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1811968852
VIRTUAL ACTIVE

Steven Horwitz, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
New York, NY
Case Western Reserve University School of Medicine (1993)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811968480
VIRTUAL ACTIVE

Roan Sigrid V Precilla, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Woodbury, MN
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1811968126
VIRTUAL ACTIVE

Steven T. Rosen, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Duarte, CA
Northwestern University Feinberg School of Medicine (1976)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811967771
VIRTUAL ACTIVE

Ashley Pendleton Gaines, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Harrisburg, NC
University of South Carolina School of Medicine (1999)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811967748
VIRTUAL ACTIVE

Pablo Ivan Guevara, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
San Pablo, CA
UMass Chan Medical School (1998)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811967433
VIRTUAL ACTIVE

Matthew J Budoff, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Torrance, CA
George Washington University School of Medicine and Health Sciences (1990)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811967243
VIRTUAL ACTIVE

Abraham B Schwarzberg, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Palm Springs, FL
George Washington University School of Medicine and Health Sciences (2002)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811966435
VIRTUAL ACTIVE

James Fetten, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
New York, NY
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1811965874
VIRTUAL ACTIVE

Amitabha Sarma, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Leesburg, VA
Baylor College of Medicine (1998)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811965122
VIRTUAL ACTIVE

John D Day, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Salt Lake City, UT
Johns Hopkins University School of Medicine (1995)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811963952
VIRTUAL ACTIVE

Stephanie Trifoglio, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Greenbelt, MD
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1811963903
VIRTUAL ACTIVE

Andrew M Kazdan, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Florissant, MO
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1811963762
VIRTUAL ACTIVE

Donald Mark Kroe, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Pasadena, CA
George Washington University School of Medicine and Health Sciences (1990)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811963697
VIRTUAL ACTIVE

Ramon Colen, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
San Antonio, TX
University of Texas Medical Branch (2001)
20+ Years Exp.
ACCESS PROFILE
NPI: 1811963572
VIRTUAL ACTIVE

Louis Richard Dubois, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Corning, NY
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1811963317
VIRTUAL ACTIVE

Daniel P. Mirda, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Napa, CA
Stanford University School of Medicine (1984)
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