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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: 1891790903
VIRTUAL ACTIVE

Marina Oks, D.O.

Internal Medicine

CREDENTIALS VERIFIED 2026
Brooklyn, NY
New York Institute of Technology College of Osteopathic Medicine (1999)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891790515
VIRTUAL ACTIVE

Ronald S Go, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Rochester, MN
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1891789996
VIRTUAL ACTIVE

LAWRENCE J RUEFF, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
LOUISVILLE, KY
UNIVERSITY OF LOUISVILLE SCHOOL OF MEDICINE (1985)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891789897
VIRTUAL ACTIVE

Mark Meruan Mounajjed, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Madison, WI
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1891789335
VIRTUAL ACTIVE

Ihsan Ul Haq, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Findlay, OH
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1891789178
VIRTUAL ACTIVE

TY STEIN, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
LAKE IN THE HILLS, IL
LOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE (1978)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891789038
VIRTUAL ACTIVE

Khang V Nguyen, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
West Roxbury, MA
GEISEL SCHOOL OF MEDICINE AT DARTMOUTH (2000)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891788808
VIRTUAL ACTIVE

Sandra T Foo, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
New York, NY
New York Medical College (1990)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891787115
VIRTUAL ACTIVE

Anthony O. Gambrah Sampaney, MD. FACP

Internal Medicine

CREDENTIALS VERIFIED 2026
Port Arthur, TX
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1891786802
VIRTUAL ACTIVE

Douglas Evan Brandoff, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Boston, MA
Icahn School of Medicine at Mount Sinai (1999)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891786729
VIRTUAL ACTIVE

Mohamad Khaldoun Alnabelsi, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Rancho Mirage, CA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1891786372
VIRTUAL ACTIVE

Daniel H Litoff, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Chicago, IL
SUNY Downstate Health Sciences University (1983)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891786208
VIRTUAL ACTIVE

Anne Tilley

Internal Medicine

CREDENTIALS VERIFIED 2026
Monroeville, PA
UNIVERSITY OF NEW ENGLAND, COLLEGE OF OSTEO MEDICINE (1999)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891785440
VIRTUAL ACTIVE

Eric M Weil, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Revere, MA
Rutgers New Jersey Medical School (1996)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891785069
VIRTUAL ACTIVE

Joseph Gesmundo, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Boston, MA
Albany Medical College (1993)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891784922
VIRTUAL ACTIVE

Eva S Mina, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Fort Worth, TX
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1891783692
VIRTUAL ACTIVE

Shalini Gupta, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Marysville, CA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1891783411
VIRTUAL ACTIVE

Frank A Agnone, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Phoenix, AZ
Georgetown University School of Medicine (1988)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891782926
VIRTUAL ACTIVE

Brian M Gotkin, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Hollywood, FL
University of Miami Miller School of Medicine (1993)
21+ Years Exp.
ACCESS PROFILE
NPI: 1891782009
VIRTUAL ACTIVE

Upinder Kaur Basi, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Oakdale, CA
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