Nikki L. Antoszewski, PA-C
NPI 1649555350ActiveIndividual· Physician Assistant· Pittsburgh, PA
Physician Assistant (PA-C) with University of Pittsburgh Physicians, practicing in Pittsburgh, Pennsylvania. 138 Medicare patients in 2024, $12,447 paid; nearly all of their 159 Part D prescriptions were generic (96%).
Overview
| NPI | 1649555350 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 13, 2011 |
| Last updated in NPPES | Jan 22, 2021 |
| Certified by provider | Jan 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | MA055228 | PA |
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 - Physician Assistant (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 138 |
|---|---|
| Services billed | 166 across 14 procedure codes |
| Paid by Medicare | $12,447 |
Part D prescriptions in 2024
| Prescriptions (claims) | 159 · 161 30-day fills |
|---|---|
| Patients | 117 |
| Total drug cost | $3,386 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- University of Pittsburgh PhysiciansPittsburgh, PA · 4,236 clinicians
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 937 physician assistants in Pittsburgh · All physician assistants in Pennsylvania