Mandy Massey, NP
NPI 1588391007ActiveIndividual· Nurse Practitioner· Waterville, ME
Nurse Practitioner (NP) with Mainegeneral Medical Center, practicing in Waterville, Maine. 81 Medicare patients in 2024, $5,105 paid; nearly all of their 92 Part D prescriptions were generic (98%). Bard Peripheral Vascular, Inc. was the largest of 5 companies reporting payments in 2025, $256.24 in all, mostly food and beverage. Lists Maine General Medical Center as a hospital affiliation.
Overview
| NPI | 1588391007 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Aug 4, 2022 |
| Last updated in NPPES | Aug 4, 2022 |
| Certified by provider | Aug 4, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | CNP221300 | ME |
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 - Nurse Practitioner (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 81 |
|---|---|
| Services billed | 92 across 14 procedure codes |
| Paid by Medicare | $5,105 |
Part D prescriptions in 2024
| Prescriptions (claims) | 92 · 141 30-day fills |
|---|---|
| Patients | 55 |
| Total drug cost | $1,554 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Mainegeneral Medical CenterWaterville, ME · 555 clinicians
Hospital affiliation
- Maine General Medical CenterAugusta, ME
Industry payments (Open Payments)
- 2025$256.24 · 5 payments from 5 companies
- 2024$23.91 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bard Peripheral Vascular, Inc. | $103.02 | 1 |
| W. L. Gore & Associates, Inc. | $58.82 | 1 |
| Shockwave Medical, Inc | $37.53 | 1 |
| Boston Scientific Corporation | $33.15 | 1 |
| Abbott Laboratories | $23.72 | 1 |
What the 2025 payments were for
- Food and Beverage$256.24 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 25 nurse practitioners in Waterville · All nurse practitioners in Maine