Oumou Nikki Diallo, CRNP
NPI 1558006635ActiveIndividual· Nurse Practitioner· Hershey, PA
Nurse Practitioner (CRNP) with The Milton S Hershey Medical Center Physicians Group, practicing in Hershey, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $148,749 for 1,053 claims, against $1,729 paid for services in 2024. Beigene USA, Inc. was the largest of 10 companies reporting payments in 2025, $888.16 in all, mostly food and beverage. Lists Milton S Hershey Medical Center as a hospital affiliation.
Overview
| NPI | 1558006635 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | Yes |
| NPI issued | May 3, 2022 |
| Last updated in NPPES | Nov 18, 2024 |
| Certified by provider | Nov 18, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | SP025980 | PA |
| Registered Nurse | 163W00000X | RN707646 | PA |
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 (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 18 |
|---|---|
| Services billed | 39 across 12 procedure codes |
| Paid by Medicare | $1,729 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,053 · 2,194 30-day fills |
|---|---|
| Patients | 170 |
| Total drug cost | $148,749 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- The Milton S Hershey Medical Center Physicians GroupHershey, PA · 1,623 clinicians
Hospital affiliation
- Milton S Hershey Medical CenterHershey, PA
Industry payments (Open Payments)
- 2025$888.16 · 13 payments from 10 companies
- 2024$3,392 · 144 payments from 28 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Beigene USA, Inc. | $175.02 | 2 |
| Abbvie Inc. | $138.81 | 3 |
| E.R. Squibb & Sons, L.L.C. | $132.30 | 1 |
| Syndax Pharmaceuticals, Inc. | $108.12 | 1 |
| Gilead Sciences, Inc. | $107.10 | 1 |
What the 2025 payments were for
- Food and Beverage$888.16 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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