Michelle Woolfrey, NP
NPI 1922486554ActiveIndividual· Nurse Practitioner· Waltham, MA
Nurse Practitioner (NP) in Waltham, Massachusetts, licensed in MA and RI, with an NPI issued in May 2015. Merck Sharp & Dohme LLC was the largest of 2 companies reporting payments in 2025, $66.90 in all, mostly food and beverage.
Overview
| NPI | 1922486554 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | May 15, 2015 |
| Last updated in NPPES | Apr 24, 2022 |
| Certified by provider | Apr 24, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | RN2276617 | MA |
| Nurse Practitioner | 363L00000X | APRN00684 | RI |
| Nurse Practitioner, Adult Health | 363LA2200X | RN2276617 | MA |
| Nurse Practitioner, Adult Health | 363LA2200X | APRN00684 | RI |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Industry payments (Open Payments)
- 2025$66.90 · 3 payments from 2 companies
- 2024$135.77 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $38.17 | 2 |
| Hologic Sales and Service, LLC | $28.73 | 1 |
What the 2025 payments were for
- Food and Beverage$66.90 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 30 nurse practitioners in Waltham · All nurse practitioners in Massachusetts