Katherine McDuffie, FNP
NPI 1114252160ActiveIndividual· Nurse Practitioner· Tupelo, MS
Nurse Practitioner (FNP) with North Mississippi Clinics LLC, practicing in Tupelo, Mississippi. Their prescriptions cost Medicare Part D more than their services did: $1,071,815 for 11,109 claims, against $189,090 paid for services in 2024. Alnylam Pharmaceuticals Inc. was the largest of 6 companies reporting payments in 2025, $226.02 in all, mostly food and beverage. Lists Clay County Medical Corporation and 1 other hospital as hospital affiliations.
Overview
| NPI | 1114252160 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Oct 8, 2009 |
| Last updated in NPPES | Mar 3, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | R869973 | MS |
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 (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,459 |
|---|---|
| Services billed | 5,121 across 19 procedure codes |
| Paid by Medicare | $189,090 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,109 · 23,731 30-day fills |
|---|---|
| Patients | 1,516 |
| Total drug cost | $1,071,815 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- North Mississippi Clinics LLCTupelo, MS · 23 clinicians
Hospital affiliations
- Clay County Medical CorporationWest Point, MS
- North Mississippi Medical CenterTupelo, MS
Industry payments (Open Payments)
- 2025$226.02 · 13 payments from 6 companies
- 2024$260.82 · 15 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alnylam Pharmaceuticals Inc. | $120.27 | 6 |
| Amgen Inc. | $28.09 | 2 |
| Bridgebio Pharma, Inc. | $27.90 | 2 |
| Boston Scientific Corporation | $18.20 | 1 |
| Novartis Pharmaceuticals Corporation | $17.69 | 1 |
What the 2025 payments were for
- Food and Beverage$226.02 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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