Hilary Koster, NP-C
NPI 1144714544ActiveIndividual· Nurse Practitioner· Clemson, SC
Nurse Practitioner (NP-C) in Clemson, South Carolina, licensed in SC, with an NPI issued in June 2018. Medicare paid $94,507 for services to 187 patients in 2024. Viatris Specialty LLC reported $28.93 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1144714544 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP-C |
| Sole proprietor | Yes |
| NPI issued | Jun 19, 2018 |
| Last updated in NPPES | Oct 1, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 22142 | SC |
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 (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 187 |
|---|---|
| Services billed | 1,606 across 9 procedure codes |
| Paid by Medicare | $94,507 |
Industry payments (Open Payments)
- 2025$28.93 · 1 payment from 1 company
- 2024$27.76 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viatris Specialty LLC | $28.93 | 1 |
What the 2025 payments were for
- Food and Beverage$28.93 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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