Keisha Antoinette Mahoney, FNP
NPI 1255731501ActiveIndividual· Nurse Practitioner, Family· Smithtown, NY
Nurse Practitioner, Family (FNP) with Fulton Medical PC, practicing in Smithtown, New York. In 2024 Medicare paid $336,033 for 258 patients, and Part D covered 4,185 of their prescriptions, 86% of them generic. Otsuka Pharmaceutical Development & Commercialization, Inc. reported $15.96 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1255731501 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | Yes |
| NPI issued | Aug 23, 2014 |
| Last updated in NPPES | Aug 23, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 33339112 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 258 |
|---|---|
| Services billed | 4,750 across 8 procedure codes |
| Paid by Medicare | $336,033 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,185 · 4,195 30-day fills |
|---|---|
| Patients | 176 |
| Total drug cost | $209,479 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Fulton Medical PCSyosset, NY · 17 clinicians
Industry payments (Open Payments)
- 2025$15.96 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka Pharmaceutical Development & Commercialization, Inc. | $15.96 | 1 |
What the 2025 payments were for
- Food and Beverage$15.96 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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