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Leon J. Kosek, O.D.

NPI 1407975782ActiveOrganization· Optometrist· Frankfort, IL

Optometrist in Frankfort, Illinois, registered in NPPES in March 2007. The authorized official on file is Leon J. Kosek, O.D., Owner.

Overview

NPI1407975782
StatusActive
Entity typeOrganization
NPI issuedMar 28, 2007
Last updated in NPPESDec 31, 2009

Specialties and licenses

TaxonomyCodeLicenseState
Optometrist Primary152W00000X046007472IL

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)Not in the public enrollment file of Oct 1, 2026

Medicare sources and data years

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