Sharon C. Upton, ACNP
NPI 1851408744ActiveIndividual· Nurse Practitioner, Acute Care· Oxford, MS
Nurse Practitioner, Acute Care (ACNP) with Internal Medicine Associates of Oxford, practicing in Oxford, Mississippi. Their prescriptions cost Medicare Part D more than their services did: $512,362 for 8,205 claims, against $323,814 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 22 companies reporting payments in 2025, $2,059 in all, mostly food and beverage. Lists Baptist Memorial Hospital North Ms as a hospital affiliation.
Overview
| NPI | 1851408744 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ACNP |
| Sole proprietor | No |
| NPI issued | Aug 24, 2006 |
| Last updated in NPPES | Jan 17, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | R748986 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 838 |
|---|---|
| Services billed | 20,424 across 101 procedure codes |
| Paid by Medicare | $323,814 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,205 · 14,593 30-day fills |
|---|---|
| Patients | 711 |
| Total drug cost | $512,362 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Internal Medicine Associates of OxfordOxford, MS · 7 clinicians
Hospital affiliation
- Baptist Memorial Hospital North MsOxford, MS
Other facilities
- Accentcare Home Health of GreenwoodHome health agency · Greenwood, MS
- Baptist Home Care and Hospice North MississippiHome health agency · Batesville, MS
Industry payments (Open Payments)
- 2025$2,059 · 142 payments from 22 companies
- 2024$1,937 · 129 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $247.91 | 28 |
| Abbvie Inc. | $244.80 | 14 |
| Lilly USA, LLC | $212.81 | 17 |
| Amgen Inc. | $204.82 | 14 |
| Novo Nordisk Inc | $196.41 | 11 |
What the 2025 payments were for
- Food and Beverage$2,059 · 142 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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