Maria Janine Dziekan, PA-C
NPI 1891311239ActiveIndividual· Physician Assistant· Lockport, NY
Physician Assistant (PA-C) with Academic Medicine Services, Inc., practicing in Lockport, New York. Their prescriptions cost Medicare Part D more than their services did: $122,983 for 712 claims, against $13,814 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 14 companies reporting payments in 2025, $2,247 in all, mostly food and beverage.
Overview
| NPI | 1891311239 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jun 22, 2020 |
| Last updated in NPPES | Jun 22, 2020 |
| Certified by provider | Jun 22, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 75 |
|---|---|
| Services billed | 1,246 across 16 procedure codes |
| Paid by Medicare | $13,814 |
Part D prescriptions in 2024
| Prescriptions (claims) | 712 · 981 30-day fills |
|---|---|
| Patients | 151 |
| Total drug cost | $122,983 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Academic Medicine Services, Inc.Buffalo, NY · 115 clinicians
Industry payments (Open Payments)
- 2025$2,247 · 115 payments from 14 companies
- 2024$1,768 · 100 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $588.10 | 32 |
| Regeneron Healthcare Solutions, Inc. | $526.92 | 26 |
| Genzyme Corporation | $337.07 | 19 |
| Glaxosmithkline, LLC. | $237.50 | 12 |
| Ars Pharmaceuticals Operations, Inc. | $122.00 | 5 |
What the 2025 payments were for
- Food and Beverage$2,247 · 115 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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