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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: 1619072774
VIRTUAL ACTIVE

Ricardo E. Saca, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Chino, CA
IRVINE CALIFORNIA COLLEGE OF MEDICINE (1987)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619072600
VIRTUAL ACTIVE

BASEM FANOUS, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
SYLMAR, CA
OTHER (1985)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619070539
VIRTUAL ACTIVE

Nalini Singh, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
San Dimas, CA
University of California, San Francisco School of Medicine (1995)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619068210
VIRTUAL ACTIVE

Amy Lin, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Fremont, CA
Penn State College of Medicine (2001)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619068095
VIRTUAL ACTIVE

Vicente Lago, MD PA

Internal Medicine

CREDENTIALS VERIFIED 2026
Miami, FL
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1619068012
VIRTUAL ACTIVE

Syed W. Yusuf, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Houston, TX
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1619067154
VIRTUAL ACTIVE

Eleanor Y Sun, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Ann Arbor, MI
University of Michigan Medical School (1994)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619066941
VIRTUAL ACTIVE

Eva E Metalios, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Bronx, NY
New York Medical College (1992)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619066099
VIRTUAL ACTIVE

Michael Greenblatt

Internal Medicine

CREDENTIALS VERIFIED 2026
Delmar, NY
STATE UNIVERSITY OF NY UPSTATE MEDICAL UNIVERSITY (1999)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619066040
VIRTUAL ACTIVE

Jonathan Steele Hines, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Wilmington, NC
Baylor College of Medicine (1992)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619065075
VIRTUAL ACTIVE

JENNIFER L TWARDZIK, DO

Internal Medicine

CREDENTIALS VERIFIED 2026
BRIGANTINE, NJ
PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE (1997)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619064912
VIRTUAL ACTIVE

Paryus Patel, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Inglewood, CA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1619063609
VIRTUAL ACTIVE

Parvinder Khurana, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Washington, DC
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1619063591
VIRTUAL ACTIVE

Lori Elizabeth Vidrine-Parks, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Ville Platte, LA
LOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN SHREVEPORT (1989)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619063153
VIRTUAL ACTIVE

Dedra J Blalock

Internal Medicine

CREDENTIALS VERIFIED 2026
Atlanta, GA
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1619061256
VIRTUAL ACTIVE

Karen B James, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Cleveland, OH
HAHNEMANN UNIVERSITY COLLEGE OF MEDICINE (1982)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619061157
VIRTUAL ACTIVE

David Mok, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Burbank, CA
University of Maryland School of Medicine (1993)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619060498
VIRTUAL ACTIVE

Roy S. Herbst, M.D., PHD

Internal Medicine

CREDENTIALS VERIFIED 2026
Houston, TX
JS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY (1991)
20+ Years Exp.
ACCESS PROFILE
NPI: 1619060449
VIRTUAL ACTIVE

Sanjay Lamba, M.D.

Internal Medicine

CREDENTIALS VERIFIED 2026
Mesa, AZ
OFFICIAL REGISTRY DATA
20+ Years Exp.
ACCESS PROFILE
NPI: 1619060365
VIRTUAL ACTIVE

Thomas Sheftel, MD

Internal Medicine

CREDENTIALS VERIFIED 2026
Marietta, GA
KANSAS CITY MEDICAL COLLEGE (1979)
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