Katarzyna Osinski, NP-C
NPI 1548662844ActiveIndividual· Nurse Practitioner, Family· Westmont, IL
Nurse Practitioner, Family (NP-C) in Westmont, Illinois, licensed in IL and WI, with an NPI issued in September 2014. 88 Medicare patients in 2024, $6,271 paid; nearly all of their 181 Part D prescriptions were generic (94%).
Overview
| NPI | 1548662844 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP-C |
| Sole proprietor | No |
| NPI issued | Sep 18, 2014 |
| Last updated in NPPES | Mar 3, 2025 |
| Certified by provider | Mar 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 277.002320 | IL |
| Nurse Practitioner | 363L00000X | 14727 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (IL); Practitioner - Nurse Practitioner (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 88 |
|---|---|
| Services billed | 153 across 6 procedure codes |
| Paid by Medicare | $6,271 |
Part D prescriptions in 2024
| Prescriptions (claims) | 181 · 191 30-day fills |
|---|---|
| Patients | 139 |
| Total drug cost | $1,578 |
| Generic share | 94% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 family nurse practitioners in Westmont · All family nurse practitioners in Illinois