Allen E. Atchley Jr., M.D.

NPI 1134320476ActiveIndividual· Internal Medicine, Cardiovascular Disease· Chattanooga, TN

Internal Medicine, Cardiovascular Disease (M.D.) in Chattanooga, Tennessee, trained at University of Tennessee, Hsc, College of Medicine (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $1,650,640 for 10,992 claims, against $134,987 paid for services in 2024. Heartflow, Inc. was the largest of 2 companies reporting payments in 2025, $66.64 in all, mostly food and beverage.

Overview

NPI	1134320476
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	May 31, 2007
Last updated in NPPES	Nov 18, 2013

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Cardiovascular Disease Primary	207RC0000X	45183	TN
Internal Medicine	207R00000X	45183	TN

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) (TN)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	1,612
Services billed	3,399 across 56 procedure codes
Paid by Medicare	$134,987

Part D prescriptions in 2024

Prescriptions (claims)	10,992 · 28,807 30-day fills
Patients	1,381
Total drug cost	$1,650,640
Generic share	87% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Tennessee, Hsc, College of Medicine
Graduation year	2003
Medicare specialty	Cardiovascular Disease (Cardiology)
Secondary specialties	Internal Medicine