Carrie Dierdorff
NPI 1356858476ActiveIndividual· Nurse Practitioner, Primary Care· York, PA
Nurse Practitioner, Primary Care with Wellspan Medical Group, practicing in York, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $362,527 for 1,022 claims, against $20,134 paid for services in 2024. Verona Pharma, Inc. was the largest of 2 companies reporting payments in 2025, $271.76 in all, mostly food and beverage. Lists Gettysburg Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1356858476 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jan 10, 2018 |
| Last updated in NPPES | Sep 6, 2023 |
| Certified by provider | Sep 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Primary Care Primary | 363LP2300X | SP018308 | 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 | 242 |
|---|---|
| Services billed | 288 across 6 procedure codes |
| Paid by Medicare | $20,134 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,022 · 1,262 30-day fills |
|---|---|
| Patients | 277 |
| Total drug cost | $362,527 |
| Generic share | 40% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Wellspan Medical GroupEphrata, PA · 2,480 clinicians
Hospital affiliations
- Gettysburg HospitalGettysburg, PA
- Wellspan York HospitalYork, PA
Industry payments (Open Payments)
- 2025$271.76 · 3 payments from 2 companies
- 2024$476.81 · 7 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Verona Pharma, Inc. | $171.76 | 2 |
| Harmony Biosciences LLC | $100.00 | 1 |
What the 2025 payments were for
- Food and Beverage$271.76 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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