Mael Walkowiak, PA
NPI 1598302069ActiveIndividual· Physician Assistant, Surgical· Springfield, MA
Physician Assistant, Surgical (PA) with Baystate Medical Practices Inc and 1 other group, practicing in Springfield, Massachusetts. 54 Medicare patients in 2024, $14,306 paid; nearly all of their 96 Part D prescriptions were generic (90%). Abiomed was the largest of 9 companies reporting payments in 2025, $1,365 in all, mostly food and beverage. Lists Baystate Medical Center as a hospital affiliation.
Overview
| NPI | 1598302069 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Dec 4, 2019 |
| Last updated in NPPES | Jun 16, 2026 |
| Certified by provider | Jun 16, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | PA8045 | MA |
| Physician Assistant | 363A00000X | PA8045 | MA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
| Physician Assistant, Surgical | 363AS0400X | 7610 | CT |
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 (CT); Practitioner - Physician Assistant (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 54 |
|---|---|
| Services billed | 165 across 11 procedure codes |
| Paid by Medicare | $14,306 |
Part D prescriptions in 2024
| Prescriptions (claims) | 96 · 141 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $5,028 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Baystate Medical Practices IncSpringfield, MA · 1,369 clinicians
- University of Connecticut Health CenterFarmington, CT · 639 clinicians
Hospital affiliation
- Baystate Medical CenterSpringfield, MA
Industry payments (Open Payments)
- 2025$1,365 · 16 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abiomed | $751.42 | 8 |
| Haemonetics Corporation | $137.42 | 1 |
| Ethicon US, LLC | $133.46 | 1 |
| Becton, Dickinson and Company | $129.20 | 1 |
| Astrazeneca Pharmaceuticals LP | $111.25 | 1 |
What the 2025 payments were for
- Food and Beverage$1,056 · 15 payments
- Travel and Lodging$309.29 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 90 surgical physician assistants in Springfield · All surgical physician assistants in Massachusetts