Mary Hamilton Harkins, MSN, NP-C
NPI 1033419809ActiveIndividual· Nurse Practitioner, Family· Madison, MS
Nurse Practitioner, Family (MSN, NP-C) with State of Mississippi - University of Mississippi Medical Center, practicing in Madison, Mississippi. Their prescriptions cost Medicare Part D more than their services did: $251,597 for 2,256 claims, against $14,049 paid for services in 2024. Astellas Pharma US Inc was the largest of 40 companies reporting payments in 2025, $3,752 in all, mostly food and beverage. Lists Merit Health Madison and 1 other hospital as hospital affiliations.
Overview
| NPI | 1033419809 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN, NP-C |
| Sole proprietor | No |
| NPI issued | Oct 27, 2010 |
| Last updated in NPPES | Mar 3, 2021 |
| Certified by provider | Mar 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 901788 | MS |
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 (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 89 |
|---|---|
| Services billed | 414 across 24 procedure codes |
| Paid by Medicare | $14,049 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,256 · 3,649 30-day fills |
|---|---|
| Patients | 187 |
| Total drug cost | $251,597 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- State of Mississippi - University of Mississippi Medical CenterJackson, MS · 965 clinicians
Hospital affiliations
- Merit Health MadisonCanton, MS
- University of Mississippi Med CenterJackson, MS
Industry payments (Open Payments)
- 2025$3,752 · 189 payments from 40 companies
- 2024$1,249 · 47 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $449.19 | 13 |
| Janssen Biotech, Inc. | $349.96 | 22 |
| Novartis Pharmaceuticals Corporation | $300.16 | 18 |
| Incyte Corporation | $276.32 | 20 |
| Astrazeneca Pharmaceuticals LP | $192.60 | 11 |
What the 2025 payments were for
- Food and Beverage$3,652 · 188 payments
- Education$99.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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