Katarzyna B. Iwanicki, P.A.
NPI 1760532790ActiveIndividual· Physician Assistant· Mount Prospect, IL
Physician Assistant (P.A.) with Ear Nose and Throat Family Clinic of Wisconsin SC, practicing in Mount Prospect, Illinois. 57 Medicare patients in 2024, $5,426 paid; nearly all of their 83 Part D prescriptions were generic (96%). Glaxosmithkline, LLC. was the largest of 9 companies reporting payments in 2025, $877.89 in all, mostly food and beverage.
Overview
| NPI | 1760532790 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A. |
| Sole proprietor | No |
| NPI issued | Jan 11, 2007 |
| Last updated in NPPES | Sep 3, 2021 |
| Certified by provider | Sep 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085-002648 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 57 |
|---|---|
| Services billed | 162 across 11 procedure codes |
| Paid by Medicare | $5,426 |
Part D prescriptions in 2024
| Prescriptions (claims) | 83 · 117 30-day fills |
|---|---|
| Patients | 40 |
| Total drug cost | $2,271 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Ear Nose and Throat Family Clinic of Wisconsin SCMount Prospect, IL · 11 clinicians
Industry payments (Open Payments)
- 2025$877.89 · 38 payments from 9 companies
- 2024$745.26 · 31 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $274.34 | 12 |
| Regeneron Healthcare Solutions, Inc. | $222.76 | 10 |
| Genzyme Corporation | $140.14 | 9 |
| Sanofi-Aventis U.S. LLC | $89.99 | 1 |
| Optinose US, Inc. | $46.94 | 2 |
What the 2025 payments were for
- Food and Beverage$787.90 · 37 payments
- Education$89.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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