Agnieszka Katarzyna Kowalska, MD
NPI 1538320189ActiveIndividual· Psychiatry & Neurology, Neurology· Stony Brook, NY
Psychiatry & Neurology, Neurology (MD) with Neurology Associates of Stony Brook, University Faculty Practice Corpo, practicing in Stony Brook, New York. Their prescriptions cost Medicare Part D more than their services did: $537,729 for 990 claims, against $116,202 paid for services in 2024. Abbvie Inc. was the largest of 2 companies reporting payments in 2025, $246.48 in all, mostly food and beverage. Lists Suny/Stony Brook University Hospital as a hospital affiliation.
Overview
| NPI | 1538320189 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 17, 2008 |
| Last updated in NPPES | Oct 18, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 248640 | 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 - Neurology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 300 |
|---|---|
| Services billed | 10,634 across 34 procedure codes |
| Paid by Medicare | $116,202 |
Part D prescriptions in 2024
| Prescriptions (claims) | 990 · 1,487 30-day fills |
|---|---|
| Patients | 146 |
| Total drug cost | $537,729 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- Neurology Associates of Stony Brook, University Faculty Practice CorpoStony Brook, NY · 57 clinicians
Hospital affiliation
- Suny/Stony Brook University HospitalStony Brook, NY
Industry payments (Open Payments)
- 2025$246.48 · 8 payments from 2 companies
- 2024$38.01 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $164.73 | 7 |
| Telix Pharmaceuticals | $81.75 | 1 |
What the 2025 payments were for
- Food and Beverage$246.48 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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