Skip to main content
NPITelehealth
SpecialtiesLocationsJournalAbout
ProvidersRegistry Search
CMS Data Source
NPI Registry Data
Expert Editorial
NPITelehealth

Finding a doctor shouldn't be a guessing game. We connect patients with verified healthcare professionals using official federal data.

Explore

  • Search
  • Specialties
  • Locations
  • Guides

Resources

  • Methodology
  • Editorial
  • For Providers
  • Sitemap

Legal

  • About
  • Contact
  • Privacy
  • Terms

© 2026 NPI Telehealth

US Registry Operational
CMS Source

Informational purposes only — not medical advice. Always consult a professional. Data updated weekly. Read full disclaimer.

PrivacyTermsEditorialDisclaimer
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: 1285618421
VIRTUAL ACTIVE

Ricardo Longarini, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Austin, TX
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1285618249
VIRTUAL ACTIVE

Vanessa V Menghini, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Brainerd, MN
Mayo Clinic Alix School of Medicine (1998)
21+ Years Exp.
ACCESS PROFILE
NPI: 1285617803
VIRTUAL ACTIVE

Mazen Alakhras, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Lafayette, IN
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1285617217
VIRTUAL ACTIVE

Suzette Valeriano Barreto, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Easton, PA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1285616359
VIRTUAL ACTIVE

Nathan Shumway, D.O., FACP

Internal Medicine

CREDENTIALS VERIFIED 2026
San Antonio, TX
WESTERN UNIVERSITY OF HEALTH SCIENCES COLLEGE OF DENTAL MED (2002)
21+ Years Exp.
ACCESS PROFILE
NPI: 1285616136
VIRTUAL ACTIVE

Nathan Ira Rothman, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Lawrence, NY
Albert Einstein College of Medicine (1974)
21+ Years Exp.
ACCESS PROFILE
NPI: 1285616094
VIRTUAL ACTIVE

Richard Louis Mueller, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
New York, NY
University of California, San Francisco School of Medicine (1987)
21+ Years Exp.
ACCESS PROFILE
NPI: 1285615922
VIRTUAL ACTIVE

Kendal Lee Hamann, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Santa Rosa, CA
UNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE (2001)
21+ Years Exp.
ACCESS PROFILE
NPI: 1285615310
VIRTUAL ACTIVE

Meena Mehta, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Concord, MA
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1285615146
VIRTUAL ACTIVE

Abimbola Osunyele Osunkoya, M.D, M.R., C.O.G.

Internal Medicine

CREDENTIALS VERIFIED 2026
Dover, DE
OFFICIAL REGISTRY DATA
21+ Years Exp.
ACCESS PROFILE
NPI: 1285614362
VIRTUAL ACTIVE

Rowlens M Melduni, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Rochester, MN
University of Florida College of Medicine (1999)
20+ Years Exp.
ACCESS PROFILE
NPI: 1285614107
VIRTUAL ACTIVE

MICHAEL RICHHEIMER, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
BROOKLYN, NY
OTHER (1985)
20+ Years Exp.
ACCESS PROFILE
NPI: 1285612457
VIRTUAL ACTIVE

James T. Heywood, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
La Jolla, CA
UNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE (1980)
20+ Years Exp.
ACCESS PROFILE
NPI: 1285612440
VIRTUAL ACTIVE

Scott A. Silverstein, DO

Internal Medicine

CREDENTIALS VERIFIED 2026
Pompano Beach, FL
Des Moines University (1998)
20+ Years Exp.
ACCESS PROFILE
NPI: 1285611673
VIRTUAL ACTIVE

Amy B Spomer

Internal Medicine

CREDENTIALS VERIFIED 2026
St Louis Park, MN
University of Nebraska Medical Center (1990)
21+ Years Exp.
ACCESS PROFILE
NPI: 1285611228
VIRTUAL ACTIVE

Danita J Carlson, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Minneapolis, MN
University of Minnesota Medical School (1995)
21+ Years Exp.
ACCESS PROFILE
NPI: 1285610568
VIRTUAL ACTIVE

Angela Michelle Marshall, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Silver Spring, MD
Indiana University School of Medicine (1999)
21+ Years Exp.
ACCESS PROFILE
NPI: 1285609412
VIRTUAL ACTIVE

Karen E Brown, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Hamden, CT
University of Maryland School of Medicine (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1285609388
VIRTUAL ACTIVE

Glenn Stuart Ross, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Newport News, VA
JS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY (1987)
20+ Years Exp.
ACCESS PROFILE
NPI: 1285608570
VIRTUAL ACTIVE

Kris G Thomas, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Rochester, MN
Mayo Clinic Alix School of Medicine (1995)
20+ Years Exp.
ACCESS PROFILE
  • Previous
  • 1
  • More pages
  • 2236
  • 2237
  • 2238
  • More pages
  • 3111
  • Next

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