Matthew G. Nessmith, M.D.

NPI 1265490684ActiveIndividual· Internal Medicine, Cardiovascular Disease· Greenville, SC

Internal Medicine, Cardiovascular Disease (M.D.) in Greenville, South Carolina, trained at Medical College of Georgia School of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $1,029,154 for 5,565 claims, against $289,077 paid for services in 2024. Edwards Lifesciences Corporation was the largest of 4 companies reporting payments in 2025, $772.96 in all, mostly food and beverage.

Overview

NPI	1265490684
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	May 3, 2006
Last updated in NPPES	Mar 2, 2010

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Cardiovascular Disease Primary	207RC0000X	30442	SC

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) (SC)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	1,825
Services billed	4,990 across 79 procedure codes
Paid by Medicare	$289,077

Part D prescriptions in 2024

Prescriptions (claims)	5,565 · 14,213 30-day fills
Patients	691
Total drug cost	$1,029,154
Generic share	83% of claims

Medicare sources and data years

Education and affiliations

Medical school	Medical College of Georgia School of Medicine
Graduation year	1999
Medicare specialty	Cardiovascular Disease (Cardiology)
Secondary specialties	Internal Medicine