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Michael J. Gallagher, MD

NPI 1407816523ActiveIndividual· Internal Medicine, Cardiovascular Disease· Troy, MI

Internal Medicine, Cardiovascular Disease (MD) in Troy, Michigan, trained at Michigan State University College of Human Medicine (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $1,143,452 for 5,539 claims, against $123,402 paid for services in 2024. Heartflow, Inc. was the largest of 5 companies reporting payments in 2025, $107,405 in all, mostly speaking and faculty fees. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.

Overview

NPI1407816523
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMar 24, 2006
Last updated in NPPESMay 20, 2008

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Cardiovascular Disease Primary207RC0000X4301070017MI

About license numbers in NPPES

Exclusion screening

Possible match: verify before acting. The OIG list has a record with the same name in Michigan, but that record carries no NPI, so it may be a different person or business.

Matched byName on OIG listExclusion typeExcluded sinceLocation
Name + stateMichael Gallagher · Nurse/Nurses Aide1128b4May 20, 1998Ionia, MI
ListResultDetails
HHS-OIG LEIE · Oct 9, 2026Possible (name)See above
North Carolina Medicaid · Nov 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Cardiovascular Disease (Cardiology) (MI)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients1,069
Services billed2,297 across 41 procedure codes
Paid by Medicare$123,402

Part D prescriptions in 2024

Prescriptions (claims)5,539 · 14,768 30-day fills
Patients710
Total drug cost$1,143,452
Generic share85% of claims

Medicare sources and data years

Education and affiliations

Medical schoolMichigan State University College of Human Medicine
Graduation year1997
Medicare specialtyCardiovascular Disease (Cardiology)
TelehealthOffers telehealth

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$107,405 · 44 payments from 5 companies
  • 2024$67,038 · 32 payments from 4 companies

Top paying companies in 2025

What the 2025 payments were for

  • Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$94,688 · 17 payments
  • Honoraria$5,000 · 1 payment
  • Travel and Lodging$4,294 · 9 payments
  • Consulting Fee$2,188 · 3 payments
  • Food and Beverage$1,236 · 14 payments

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

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