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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: 1245229772
VIRTUAL ACTIVE

Winston Tan, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Jacksonville, FL
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245227925
VIRTUAL ACTIVE

Joao M. Tavares, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Hyannis, MA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245227594
VIRTUAL ACTIVE

Sara Maria Garrido, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Miami, FL
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245227081
VIRTUAL ACTIVE

Frank Houston Snipes, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
North Palm Beach, FL
UNIVERSITY OF MISSOURI, KANSAS CITY, SCHOOL OF MEDICINE (1982)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245226950
VIRTUAL ACTIVE

Donald Gene Nicholas, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Desoto, TX
McGovern Medical School at UTHealth Houston (1988)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245226117
VIRTUAL ACTIVE

Steven John Escobar, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
La Jolla, CA
UNIFORMED SERVICES UHS FE HEBERT SCHOOL OF MED (1996)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245225937
VIRTUAL ACTIVE

Louis C Johnson, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Nashville, TN
Vanderbilt University School of Medicine (1990)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245225077
VIRTUAL ACTIVE

Carlos M Rodriguez Mendoza, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Bradenton, FL
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245223734
VIRTUAL ACTIVE

Miloslava Marie Kyncl, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Waukegan, IL
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245223478
VIRTUAL ACTIVE

Jose I Castillo, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Hazleton, PA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1245223395
VIRTUAL ACTIVE

Michael David Skokan, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Portland, OR
OREGON HEALTH SCIENCES UNIVERSITY SCHOOL OF MEDICINE (1992)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245222330
VIRTUAL ACTIVE

Alan Leung, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
San Francisco, CA
David Geffen School of Medicine at UCLA (1995)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245222033
VIRTUAL ACTIVE

George Ronen Nissan, DO

Internal Medicine

CREDENTIALS VERIFIED 2026
Chicago, IL
MIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED (1999)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245220532
VIRTUAL ACTIVE

Alan L Morgan, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Asheville, NC
University of North Carolina School of Medicine (1996)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245220433
VIRTUAL ACTIVE

Carol Margaret Ehrlich, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Boston, MA
Columbia University Vagelos College of Physicians and Surgeons (1981)
21+ Years Exp.
ACCESS PROFILE
NPI: 1245219997
VIRTUAL ACTIVE

Ibad Ansari, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Indianapolis, IN
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1245219617
VIRTUAL ACTIVE

Renato Ramon Verayo Samala, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Cleveland, OH
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1245219435
VIRTUAL ACTIVE

Robert J Hoyer, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Colorado Springs, CO
Georgetown University School of Medicine (2002)
20+ Years Exp.
ACCESS PROFILE
NPI: 1245219039
VIRTUAL ACTIVE

Anil S Menon, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Monroeville, PA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1245217454
VIRTUAL ACTIVE

Jeanne L Caligiuri, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Dublin, OH
Ohio State University College of Medicine (2000)
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