Vivek Nag, MD

NPI 1205817459ActiveIndividual· Internal Medicine, Cardiovascular Disease· Waldorf, MD

Internal Medicine, Cardiovascular Disease (MD) in Waldorf, Maryland, trained at Eastern Virginia Medical School (class of 1993). In 2024 Medicare paid $918,193 for 2,142 patients, and Part D covered 4,164 of their prescriptions, 89% of them generic. E.R. Squibb & Sons, L.L.C. reported $20.01 in payments in 2025, mostly food and beverage.

Overview

NPI	1205817459
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Nov 7, 2005
Last updated in NPPES	Oct 8, 2012

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Cardiovascular Disease Primary	207RC0000X	D0043070	MD
Internal Medicine, Cardiovascular Disease	207RC0000X	MD30816	DC

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Nov 10, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026	No match	—
New York OMIG · Nov 11, 2026	No match	—
Ohio Medicaid · Nov 11, 2026	No match	—
Pennsylvania Medicheck · Nov 11, 2026	No match	—
Washington HCA · Nov 11, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Cardiovascular Disease (Cardiology) (DC); Practitioner - Cardiovascular Disease (Cardiology) (MD)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	2,142
Services billed	17,247 across 45 procedure codes
Paid by Medicare	$918,193

Part D prescriptions in 2024

Prescriptions (claims)	4,164 · 11,445 30-day fills
Patients	675
Total drug cost	$545,626
Generic share	89% of claims

Medicare sources and data years

Education and affiliations

Medical school	Eastern Virginia Medical School
Graduation year	1993
Medicare specialty	Cardiovascular Disease (Cardiology)
Secondary specialties	Internal Medicine
Telehealth	Offers telehealth