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Michael E. Flisak, MD

NPI 1427032267ActiveIndividual· Radiology, Diagnostic Radiology· Oak Lawn, IL

Radiology, Diagnostic Radiology (MD) in Oak Lawn, Illinois, trained at Loyola University of Chicago, Stritch School of Medicine (class of 1977). Mostly services rather than prescriptions: Medicare paid $46,958 for 1,044 patients in 2024, with only 33 Part D claims.

Overview

NPI1427032267
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedDec 5, 2005
Last updated in NPPESApr 3, 2015

Specialties and licenses

TaxonomyCodeLicenseState
Radiology, Diagnostic Radiology Primary2085R0202X036057388IL

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 - Diagnostic Radiology (IL); Practitioner - Diagnostic Radiology (IN); Practitioner - Diagnostic Radiology (MI)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients1,044
Services billed1,815 across 104 procedure codes
Paid by Medicare$46,958

Part D prescriptions in 2024

Prescriptions (claims)33 · 54 30-day fills
Total drug cost$13,053
Generic share58% of claims

Medicare sources and data years

Education and affiliations

Medical schoolLoyola University of Chicago, Stritch School of Medicine
Graduation year1977
Medicare specialtyDiagnostic Radiology

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

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

Other diagnostic radiologists in Oak Lawn

All 49 diagnostic radiologists in Oak Lawn · All diagnostic radiologists in Illinois