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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: 1134179393
VIRTUAL ACTIVE

Eric Lee Tatar, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
West Nyack, NY
Albert Einstein College of Medicine (2000)
20+ Years Exp.
ACCESS PROFILE
NPI: 1134177918
VIRTUAL ACTIVE

Debra J Margulies, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Morristown, NJ
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1134177470
VIRTUAL ACTIVE

Francis Yung-Kang Yao, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
San Francisco, CA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1134177132
VIRTUAL ACTIVE

David A Macaluso, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Hershey, PA
Penn State College of Medicine (1996)
20+ Years Exp.
ACCESS PROFILE
NPI: 1134176886
VIRTUAL ACTIVE

Charles Eil, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Fall River, MA
UNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE (1974)
20+ Years Exp.
ACCESS PROFILE
NPI: 1134176381
VIRTUAL ACTIVE

Leslie Castillo Baluyot, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Modesto, CA
Loma Linda University School of Medicine (1992)
20+ Years Exp.
ACCESS PROFILE
NPI: 1134175565
VIRTUAL ACTIVE

Zhihao Dai, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Houston, TX
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1134175540
VIRTUAL ACTIVE

Marie Jean Macarubbo, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Modesto, CA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1134175359
VIRTUAL ACTIVE

Robert A Wolfson, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Mount Kisco, NY
SUNY Downstate Health Sciences University (1977)
20+ Years Exp.
ACCESS PROFILE
NPI: 1134173750
VIRTUAL ACTIVE

Lance S Reinherz, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Murrieta, CA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1134173222
VIRTUAL ACTIVE

David Y. Pai, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Garfield Heights, OH
Rutgers New Jersey Medical School (2001)
20+ Years Exp.
ACCESS PROFILE
NPI: 1134173123
VIRTUAL ACTIVE

Florencio B Garcia, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Danville, VA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1134172497
VIRTUAL ACTIVE

Robert Morris Harpold, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Port Orange, FL
WEST VIRGINIA UNIVERSITY SCHOOL OF MEDICINE (2001)
20+ Years Exp.
ACCESS PROFILE
NPI: 1134172349
VIRTUAL ACTIVE

Jonathan S Goldberg, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Brewster, NY
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1134171440
VIRTUAL ACTIVE

Cary Stanley Hickman, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Charleston, SC
Medical University of South Carolina College of Medicine (1990)
20+ Years Exp.
ACCESS PROFILE
NPI: 1134171374
VIRTUAL ACTIVE

Barbara A Backer, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Phoenix, AZ
Vanderbilt University School of Medicine (2001)
20+ Years Exp.
ACCESS PROFILE
NPI: 1134171218
VIRTUAL ACTIVE

Irfan Idrees, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Purcellville, VA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1134170624
VIRTUAL ACTIVE

Nazima Anjum Mustafa, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Aurora, IL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1134170418
VIRTUAL ACTIVE

Yaroslav Lando, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Lancaster, PA
Lewis Katz School of Medicine at Temple University (1992)
20+ Years Exp.
ACCESS PROFILE
NPI: 1134169253
VIRTUAL ACTIVE

Susan Elizabeth Dorman, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Charleston, SC
Duke University School of Medicine (1993)
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