James P. Mackrell, MD

NPI 1295713949ActiveIndividual· Internal Medicine, Cardiovascular Disease· Marion, IN

Internal Medicine, Cardiovascular Disease (MD) in Marion, Indiana, trained at University of Pittsburgh School of Medicine (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $863,269 for 3,089 claims, against $77,714 paid for services in 2024. Boston Scientific Corporation was the largest of 4 companies reporting payments in 2025, $88.08 in all, mostly food and beverage.

Overview

NPI	1295713949
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Jan 4, 2006
Last updated in NPPES	Jul 19, 2022
Certified by provider	Jul 19, 2022

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Cardiovascular Disease Primary	207RC0000X	01065861A	IN
Nuclear Medicine, Nuclear Cardiology	207UN0901X	01065861A	IN

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) (IN)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	715
Services billed	1,826 across 31 procedure codes
Paid by Medicare	$77,714

Part D prescriptions in 2024

Prescriptions (claims)	3,089 · 7,787 30-day fills
Patients	492
Total drug cost	$863,269
Generic share	75% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Pittsburgh School of Medicine
Graduation year	1983
Medicare specialty	Cardiovascular Disease (Cardiology)
Secondary specialties	Internal Medicine