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Kathleen Maria Barak, APN

NPI 1801322326ActiveIndividual· Nurse Practitioner· Chicago, IL

Nurse Practitioner (APN) in Chicago, Illinois, licensed in IL, with an NPI issued in May 2017. Mostly services rather than prescriptions: Medicare paid $1,242 for 15 patients in 2024, with only 40 Part D claims.

Overview

NPI1801322326
StatusActive
Entity typeIndividual
CredentialAPN
Sole proprietorNo
NPI issuedMay 3, 2017
Last updated in NPPESJun 29, 2026
Certified by providerJun 29, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Nurse Practitioner Primary363L00000X209015205IL
Nurse Practitioner, Family363LF0000X209015205IL

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 - Nurse Practitioner (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients15
Services billed19 across 8 procedure codes
Paid by Medicare$1,242

Part D prescriptions in 2024

Prescriptions (claims)40 · 41 30-day fills
Patients29
Total drug cost$286.30
Generic share93% of claims

Medicare sources and data years

Industry payments (Open Payments)

None reported for 2025 or 2024.

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

Other nurse practitioners in Chicago

All 1,017 nurse practitioners in Chicago · All nurse practitioners in Illinois