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Kathleen M. Maksimowicz-Mckinnon, DO

NPI 1922072602ActiveIndividual· Internal Medicine, Rheumatology· Detroit, MI

Internal Medicine, Rheumatology (DO) in Detroit, Michigan, trained at Nova Southeastern College of Osteo Medicine (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $409,097 for 357 claims, against $17,114 paid for services in 2024. Amgen Inc. was the largest of 3 companies reporting payments in 2025, $1,397 in all, mostly consulting fees.

Overview

NPI1922072602
StatusActive
Entity typeIndividual
CredentialDO
Sole proprietorNo
NPI issuedFeb 17, 2006
Last updated in NPPESAug 1, 2014

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Rheumatology Primary207RR0500X5101014012MI
Specialist174400000XOS013023PA

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Rheumatology (SC)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients80
Services billed269 across 14 procedure codes
Paid by Medicare$17,114

Part D prescriptions in 2024

Prescriptions (claims)357 · 553 30-day fills
Patients54
Total drug cost$409,097
Generic share80% of claims

Medicare sources and data years

Education and affiliations

Medical schoolNova Southeastern College of Osteo Medicine
Graduation year1997
Medicare specialtyRheumatology
Secondary specialtiesInternal Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,397 · 10 payments from 3 companies
  • 2024$5,228 · 16 payments from 5 companies

Top paying companies in 2025

CompanyAmountPayments
Amgen Inc.$1,0246
E.R. Squibb & Sons, L.L.C.$301.001
Abbvie Inc.$71.833

What the 2025 payments were for

  • Consulting Fee$589.88 · 1 payment
  • Food and Beverage$506.16 · 8 payments
  • Travel and Lodging$301.00 · 1 payment

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

Other rheumatologists in Detroit

All 21 rheumatologists in Detroit · All rheumatologists in Michigan