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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: 1417903295
VIRTUAL ACTIVE

Steven M Margulis, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Mount Kisco, NY
Albert Einstein College of Medicine (1997)
20+ Years Exp.
ACCESS PROFILE
NPI: 1417903154
VIRTUAL ACTIVE

James C Moore, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Fort Collins, CO
UN OF CALIFORNIA, IRVINE, COLLEGE OF MEDICINE (2000)
20+ Years Exp.
ACCESS PROFILE
NPI: 1417902339
VIRTUAL ACTIVE

Aymen Atallah, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Boynton Beach, FL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1417902149
VIRTUAL ACTIVE

William Weiming Chang, D.O.

Internal Medicine

CREDENTIALS VERIFIED 2026
San Juan Capistrano, CA
Michigan State University College of Osteopathic Medicine (2000)
20+ Years Exp.
ACCESS PROFILE
NPI: 1417901661
VIRTUAL ACTIVE

WERNHER OVALLE, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
HUNTINGTON BEACH, CA
UNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE (1996)
20+ Years Exp.
ACCESS PROFILE
NPI: 1417901604
VIRTUAL ACTIVE

Shazib N. Khawaja, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Carrollton, GA
University of South Alabama College of Medicine (1995)
20+ Years Exp.
ACCESS PROFILE
NPI: 1417901232
VIRTUAL ACTIVE

John N Campbell, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Kentwood, MI
University of Wisconsin School of Medicine and Public Health (1973)
20+ Years Exp.
ACCESS PROFILE
NPI: 1417900945
VIRTUAL ACTIVE

Madelaine Ramos Saldivar, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Wynnewood, PA
Sidney Kimmel Medical College at Thomas Jefferson University (1995)
20+ Years Exp.
ACCESS PROFILE
NPI: 1417900374
VIRTUAL ACTIVE

Sailendra Vasireddy, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Memphis, TN
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1417709221
VIRTUAL ACTIVE

Kaci Ann Clement, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Rochester, MN
University of Nebraska Medical Center (2024)
2+ Years Exp.
ACCESS PROFILE
NPI: 1417698614
VIRTUAL ACTIVE

Daniel Carl Catalinotto

Internal Medicine

CREDENTIALS VERIFIED 2026
Portland, OR
Lake Erie College of Osteopathic Medicine (2022)
4+ Years Exp.
ACCESS PROFILE
NPI: 1417691239
VIRTUAL ACTIVE

Rohini Nepal, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Woodstock, NY
OFFICIAL REGISTRY DATA
4+ Years Exp.
ACCESS PROFILE
NPI: 1417690876
VIRTUAL ACTIVE

Sudakshina None Biswas, APN

Internal Medicine

CREDENTIALS VERIFIED 2026
Peoria, IL
OFFICIAL REGISTRY DATA
4+ Years Exp.
ACCESS PROFILE
NPI: 1417607144
VIRTUAL ACTIVE

Jacob Ronald Zahn

Internal Medicine

CREDENTIALS VERIFIED 2026
Pittsburgh, PA
OFFICIAL REGISTRY DATA
4+ Years Exp.
ACCESS PROFILE
NPI: 1417586835
VIRTUAL ACTIVE

Marilyn Mae Mcgowan, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
San Luis Obispo, CA
Georgetown University School of Medicine (2020)
6+ Years Exp.
ACCESS PROFILE
NPI: 1417586504
VIRTUAL ACTIVE

Nha-Han Nguyen Pham, DO

Internal Medicine

CREDENTIALS VERIFIED 2026
Falls Church, VA
EDWARD VIA COL OF OSTEO MEDICINE-VIRGINIA CAMPUS (2020)
6+ Years Exp.
ACCESS PROFILE
NPI: 1417585571
VIRTUAL ACTIVE

Isla Mariann Mckerrow Johnson, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Rochester, MN
OREGON HEALTH SCIENCES UNIVERSITY SCHOOL OF MEDICINE (2020)
6+ Years Exp.
ACCESS PROFILE
NPI: 1417584590
VIRTUAL ACTIVE

Judah Isaacs, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Hicksville, NY
OFFICIAL REGISTRY DATA
6+ Years Exp.
ACCESS PROFILE
NPI: 1417579186
VIRTUAL ACTIVE

Amanda Provost Cimino, DO

Internal Medicine

CREDENTIALS VERIFIED 2026
Dearborn, MI
Michigan State University College of Osteopathic Medicine (2020)
6+ Years Exp.
ACCESS PROFILE
NPI: 1417577321
VIRTUAL ACTIVE

Jeffrey Austin Heller, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Saint Paul, MN
Tulane University School of Medicine (2020)
6+ 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