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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: 1508955980
VIRTUAL ACTIVE

Harold Theodore Zeltner, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Indian Trail, NC
Albany Medical College (1975)
20+ Years Exp.
ACCESS PROFILE
NPI: 1508955956
VIRTUAL ACTIVE

Tina C Bansal, M.D

Internal Medicine

CREDENTIALS VERIFIED 2026
Schaumburg, IL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1508955089
VIRTUAL ACTIVE

Charles C Smith, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Boston, MA
University of Tennessee Health Science Center (1996)
20+ Years Exp.
ACCESS PROFILE
NPI: 1508954454
VIRTUAL ACTIVE

Lakshmi Priya Kannan, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Dallas, TX
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1508954140
VIRTUAL ACTIVE

Heba S Wassif, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Greenfield, MA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1508951864
VIRTUAL ACTIVE

Tina Marina Passalaris, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Sequim, WA
NYU Grossman School of Medicine (1992)
20+ Years Exp.
ACCESS PROFILE
NPI: 1508950692
VIRTUAL ACTIVE

Stuart Offner, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Bradenton, FL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1508950130
VIRTUAL ACTIVE

Matthias Simon, M.D., PH.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Live Oak, TX
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1508949694
VIRTUAL ACTIVE

Alissa Greenberg, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
New York, NY
Columbia University Vagelos College of Physicians and Surgeons (1994)
20+ Years Exp.
ACCESS PROFILE
NPI: 1508948688
VIRTUAL ACTIVE

Donita R Croft, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Madison, WI
University of Wisconsin School of Medicine and Public Health (1992)
20+ Years Exp.
ACCESS PROFILE
NPI: 1508948563
VIRTUAL ACTIVE

Casimir Chukwuemeka Okoro, M.D

Internal Medicine

CREDENTIALS VERIFIED 2026
Riverdale, GA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1508946708
VIRTUAL ACTIVE

Josephine Mikhail, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Madison, OH
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1508946385
VIRTUAL ACTIVE

Andrew J Sulich, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Saint Clair Shores, MI
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1508945593
VIRTUAL ACTIVE

William E Wise, D.O

Internal Medicine

CREDENTIALS VERIFIED 2026
Waxahachie, TX
ARIZONA COLLEGE OF OSTEOPATHIC MEDICINE MID WESTERN UNIVERSITY (2003)
20+ Years Exp.
ACCESS PROFILE
NPI: 1508944778
VIRTUAL ACTIVE

Lubna Choudhury, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Chicago, IL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1508944018
VIRTUAL ACTIVE

Eugene F. Yen, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Evanston, IL
Tufts University School of Medicine (2001)
20+ Years Exp.
ACCESS PROFILE
NPI: 1508942517
VIRTUAL ACTIVE

Frank Pelosi, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Ann Arbor, MI
McGovern Medical School at UTHealth Houston (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1508942228
VIRTUAL ACTIVE

Genji Terasaki, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Seattle, WA
Case Western Reserve University School of Medicine (2001)
20+ Years Exp.
ACCESS PROFILE
NPI: 1508940842
VIRTUAL ACTIVE

Aisha Shaikh, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Saint Louis, MO
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1508940495
VIRTUAL ACTIVE

Amy Mcallister

Internal Medicine

CREDENTIALS VERIFIED 2026
Durham, NC
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