Marsha Marecki, NP
NPI 1801955745ActiveIndividual· Nurse Practitioner, Women's Health· Buffalo, NY
Nurse Practitioner, Women's Health (NP) with Essen Medical Associates, PC, practicing in Buffalo, New York. Part D covered 43 prescriptions written in 2024, 93% of them generic. Astellas Pharma US Inc was the largest of 7 companies reporting payments in 2025, $652.25 in all, mostly food and beverage.
Overview
| NPI | 1801955745 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Dec 6, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Women's Health Primary | 363LW0102X | F4201241 | NY |
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 (NY) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 43 · 53 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $921.64 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Essen Medical Associates, PCBronx, NY · 266 clinicians
Industry payments (Open Payments)
- 2025$652.25 · 13 payments from 7 companies
- 2024$100.43 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $429.13 | 7 |
| Viiv Healthcare Company | $125.00 | 1 |
| Sumitomo Pharma America, Inc. | $27.35 | 1 |
| Averitas Pharma Inc. | $23.10 | 1 |
| Ucb, Inc. | $19.48 | 1 |
What the 2025 payments were for
- Food and Beverage$474.26 · 11 payments
- Education$177.99 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 29 women's health nurse practitioners in Buffalo · All women's health nurse practitioners in New York