Marissa Leanne Wallace, NP
NPI 1689932360ActiveIndividual· Nurse Practitioner, Adult Health· New Windsor, NY
Nurse Practitioner, Adult Health (NP) with Nuvance Health Medical Practice PC, practicing in New Windsor, New York. In 2024 Medicare paid $13,230 for 183 patients, and Part D covered 59 of their prescriptions, 85% of them generic. Merz North America, Inc. reported $21.83 in payments in 2025, mostly food and beverage. Lists Montefiore St Luke's Cornwall and 1 other hospital as hospital affiliations.
Overview
| NPI | 1689932360 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | Yes |
| NPI issued | May 1, 2012 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | F308236 | NY |
| Registered Nurse | 163W00000X | 653689-1 | NY |
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 - Nurse Practitioner (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 183 |
|---|---|
| Services billed | 208 across 7 procedure codes |
| Paid by Medicare | $13,230 |
Part D prescriptions in 2024
| Prescriptions (claims) | 59 · 62 30-day fills |
|---|---|
| Patients | 37 |
| Total drug cost | $3,226 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Nuvance Health Medical Practice PCReading, PA · 595 clinicians
Hospital affiliations
- Montefiore St Luke's CornwallNewburgh, NY
- Vassar Brothers Medical CenterPoughkeepsie, NY
Industry payments (Open Payments)
- 2025$21.83 · 1 payment from 1 company
- 2024$118.24 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merz North America, Inc. | $21.83 | 1 |
What the 2025 payments were for
- Food and Beverage$21.83 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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