Jennifer O. Gillis, NP-C
NPI 1407195688ActiveIndividual· Nurse Practitioner, Primary Care· Columbia, SC
Nurse Practitioner, Primary Care (NP-C) with Lexington Health Inc, practicing in Columbia, South Carolina. Their prescriptions cost Medicare Part D more than their services did: $302,022 for 3,410 claims, against $89,482 paid for services in 2024. Dexcom, Inc. was the largest of 11 companies reporting payments in 2025, $649.96 in all, mostly food and beverage. Lists Lexington Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1407195688 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP-C |
| Sole proprietor | No |
| NPI issued | Feb 7, 2013 |
| Last updated in NPPES | Oct 27, 2020 |
| Certified by provider | Oct 27, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Primary Care Primary | 363LP2300X | 18120 | 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 | 193 |
|---|---|
| Services billed | 3,273 across 89 procedure codes |
| Paid by Medicare | $89,482 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,410 · 7,467 30-day fills |
|---|---|
| Patients | 207 |
| Total drug cost | $302,022 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Lexington Health IncWest Columbia, SC · 904 clinicians
Hospital affiliations
- Lexington Medical CenterWest Columbia, SC
- Prisma Health BaptistColumbia, SC
- Prisma Health Richland HospitalColumbia, SC
Industry payments (Open Payments)
- 2025$649.96 · 32 payments from 11 companies
- 2024$699.74 · 39 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $148.37 | 4 |
| Astrazeneca Pharmaceuticals LP | $91.21 | 6 |
| Pfizer Inc. | $81.52 | 4 |
| Lilly USA, LLC | $71.72 | 4 |
| Novo Nordisk Inc | $63.08 | 4 |
What the 2025 payments were for
- Food and Beverage$649.96 · 32 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 primary care nurse practitioners in Columbia · All primary care nurse practitioners in South Carolina