Mary Kamryn Brewer, FNP-C
NPI 1255943932ActiveIndividual· Nurse Practitioner, Family· Madison, MS
Nurse Practitioner, Family (FNP-C) in Madison, Mississippi, trained at University of Mississippi School of Medicine (class of 2020). Their prescriptions cost Medicare Part D more than their services did: $48,373 for 759 claims, against $20,476 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 15 companies reporting payments in 2025, $539.68 in all, mostly food and beverage.
Overview
| NPI | 1255943932 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Aug 23, 2020 |
| Last updated in NPPES | Nov 18, 2025 |
| Certified by provider | Nov 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 904004 | 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 | 130 |
|---|---|
| Services billed | 745 across 57 procedure codes |
| Paid by Medicare | $20,476 |
Part D prescriptions in 2024
| Prescriptions (claims) | 759 · 1,173 30-day fills |
|---|---|
| Patients | 192 |
| Total drug cost | $48,373 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Medical Foundation of Central Mississippi IncJackson, MS · 272 clinicians
Hospital affiliation
- Mississippi Baptist Medical CenterJackson, MS
Other facilities
- Mississippi Homecare of JacksonHome health agency · Jackson, MS
Industry payments (Open Payments)
- 2025$539.68 · 29 payments from 15 companies
- 2024$638.93 · 40 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $127.11 | 7 |
| Abbvie Inc. | $82.79 | 4 |
| Glaxosmithkline, LLC. | $47.71 | 3 |
| Tolmar, Inc. | $36.64 | 2 |
| Esperion Therapeutics, Inc. | $36.25 | 2 |
What the 2025 payments were for
- Food and Beverage$539.68 · 29 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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