Olivia G. Gennarelli, FNP
NPI 1124709126ActiveIndividual· Nurse Practitioner· Gulfport, MS
Nurse Practitioner (FNP) with Singing River Health System, practicing in Gulfport, Mississippi. Part D covered 509 prescriptions written in 2024, 89% of them generic. Janssen Biotech, Inc. was the largest of 29 companies reporting payments in 2025, $2,464 in all, mostly food and beverage. Lists Singing River Gulfport and 1 other hospital as hospital affiliations.
Overview
| NPI | 1124709126 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Jul 31, 2023 |
| Last updated in NPPES | Nov 14, 2023 |
| Certified by provider | Nov 14, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 911641 | MS |
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 (MS) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 509 · 597 30-day fills |
|---|---|
| Patients | 112 |
| Total drug cost | $158,320 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Singing River Health SystemOcean Springs, MS · 295 clinicians
Hospital affiliations
- Singing River GulfportGulfport, MS
- Singing River Health SystemPascagoula, MS
Industry payments (Open Payments)
- 2025$2,464 · 100 payments from 29 companies
- 2024$2,450 · 67 payments from 26 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $402.22 | 13 |
| Astrazeneca Pharmaceuticals LP | $283.81 | 8 |
| Merck Sharp & Dohme LLC | $244.04 | 11 |
| Pharmaessentia USA Corporation | $156.65 | 6 |
| Bayer Healthcare Pharmaceuticals Inc. | $150.87 | 7 |
What the 2025 payments were for
- Food and Beverage$2,334 · 97 payments
- Education$129.84 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 90 nurse practitioners in Gulfport · All nurse practitioners in Mississippi