Joann Hirth, MD

NPI 1821063363ActiveIndividual· Internal Medicine, Hematology & Oncology· Jackson, MI

Internal Medicine, Hematology & Oncology (MD) in Jackson, Michigan, trained at Jefferson Medical College of Thomas Jefferson University (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $2,472,873 for 545 claims, against $48,415 paid for services in 2024. Beckman Coulter, Inc. was the largest of 2 companies reporting payments in 2025, $38.32 in all, mostly food and beverage.

Overview

NPI	1821063363
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Feb 20, 2006
Last updated in NPPES	Aug 8, 2023
Certified by provider	Aug 8, 2023

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Hematology & Oncology Primary	207RH0003X	JH061550	MI

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 - Hematology/Oncology (MI)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	184
Services billed	878 across 11 procedure codes
Paid by Medicare	$48,415

Part D prescriptions in 2024

Prescriptions (claims)	545 · 694 30-day fills
Patients	117
Total drug cost	$2,472,873
Generic share	69% of claims

Medicare sources and data years

Education and affiliations

Medical school	Jefferson Medical College of Thomas Jefferson University
Graduation year	1991
Medicare specialty	Hematology/Oncology
Secondary specialties	Internal Medicine