Clifford Sebastian, MD

NPI 1164409538ActiveIndividual· Internal Medicine, Cardiovascular Disease· Chester, NJ

Internal Medicine, Cardiovascular Disease (MD) in Chester, New Jersey, trained at Albany Medical College of Union University (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $1,861,897 for 9,286 claims, against $524,985 paid for services in 2024. Pfizer Inc. was the largest of 12 companies reporting payments in 2025, $492.69 in all, mostly food and beverage.

Overview

NPI	1164409538
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Dec 28, 2005
Last updated in NPPES	Mar 10, 2014

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Cardiovascular Disease Primary	207RC0000X	25MA08227500	NJ
Internal Medicine, Cardiovascular Disease	207RC0000X	MD11951	RI

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) (NJ)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	771
Services billed	4,995 across 31 procedure codes
Paid by Medicare	$524,985

Part D prescriptions in 2024

Prescriptions (claims)	9,286 · 24,161 30-day fills
Patients	853
Total drug cost	$1,861,897
Generic share	83% of claims

Medicare sources and data years

Education and affiliations

Medical school	Albany Medical College of Union University
Graduation year	1999
Medicare specialty	Cardiovascular Disease (Cardiology)
Secondary specialties	Internal Medicine
Telehealth	Offers telehealth