Casey Cummings Holliday, DNP, FNP-C
NPI 1205403219ActiveIndividual· Nurse Practitioner· Greenwood, SC
Nurse Practitioner (DNP, FNP-C) in Greenwood, South Carolina, trained at Medical University of South Carolina College of Medicine (class of 2021). Their prescriptions cost Medicare Part D more than their services did: $138,035 for 1,168 claims, against $24,025 paid for services in 2024. Zoll Services LLC (A/K/A Zoll Lifecor Corp) was the largest of 15 companies reporting payments in 2025, $546.62 in all, mostly food and beverage.
Overview
| NPI | 1205403219 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DNP, FNP-C |
| Sole proprietor | No |
| NPI issued | Jun 8, 2021 |
| Last updated in NPPES | Aug 29, 2024 |
| Certified by provider | Aug 29, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 25036 | SC |
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 (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 387 |
|---|---|
| Services billed | 566 across 14 procedure codes |
| Paid by Medicare | $24,025 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,168 · 2,422 30-day fills |
|---|---|
| Patients | 375 |
| Total drug cost | $138,035 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Medical University of South Carolina College of Medicine |
|---|---|
| Graduation year | 2021 |
| Medicare specialty | Nurse Practitioner |
Medical groups
- Self Medical GroupGreenwood, SC · 395 clinicians
- Self Regional HealthcareLaurens, SC · 180 clinicians
Hospital affiliations
- Abbeville Area Medical CenterAbbeville, SC
- Self Regional HealthcareGreenwood, SC
Industry payments (Open Payments)
- 2025$546.62 · 27 payments from 15 companies
- 2024$623.11 · 36 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $83.82 | 5 |
| Boston Scientific Corporation | $62.84 | 3 |
| Novartis Pharmaceuticals Corporation | $61.50 | 3 |
| Merck Sharp & Dohme LLC | $48.62 | 3 |
| Bridgebio Pharma, Inc. | $42.93 | 1 |
What the 2025 payments were for
- Food and Beverage$546.62 · 27 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 22 nurse practitioners in Greenwood · All nurse practitioners in South Carolina