Agnieszka K. Witkiewicz, M.D.
NPI 1538177159ActiveIndividual· Pathology, Anatomic Pathology· Buffalo, NY
Pathology, Anatomic Pathology (M.D.) with Roswell Park Cancer Institute, practicing in Buffalo, New York. Medicare paid $5,407 for services to 46 patients in 2024.
Overview
| NPI | 1538177159 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 3, 2006 |
| Last updated in NPPES | Feb 12, 2021 |
| Certified by provider | Feb 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology Primary | 207ZP0101X | 293251 | NY |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | MD427490 | PA |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | 293251 | NY |
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 - Pathology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 46 |
|---|---|
| Services billed | 133 across 8 procedure codes |
| Paid by Medicare | $5,407 |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Pathology |
Medical group
- Roswell Park Cancer InstituteBuffalo, NY · 488 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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