Carolyn Yochum Wulff, PA
NPI 1831809573ActiveIndividual· Physician Assistant· New Castle, DE
Physician Assistant (PA) with Christiana Care Health Services Inc, practicing in New Castle, Delaware. Their prescriptions cost Medicare Part D more than their services did: $138,459 for 1,457 claims, against $20,085 paid for services in 2024. Ucb, Inc. reported $24.21 in payments in 2025, mostly food and beverage. Lists Christiana Hospital as a hospital affiliation.
Overview
| NPI | 1831809573 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Dec 5, 2022 |
| Last updated in NPPES | Jun 7, 2024 |
| Certified by provider | Jun 7, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | C5-0011954 | DE |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 163 |
|---|---|
| Services billed | 288 across 33 procedure codes |
| Paid by Medicare | $20,085 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,457 · 3,590 30-day fills |
|---|---|
| Patients | 262 |
| Total drug cost | $138,459 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Christiana Care Health Services IncNewark, DE · 1,483 clinicians
Hospital affiliation
- Christiana HospitalNewark, DE
Industry payments (Open Payments)
- 2025$24.21 · 1 payment from 1 company
- 2024$25.95 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ucb, Inc. | $24.21 | 1 |
What the 2025 payments were for
- Food and Beverage$24.21 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Physician Assistant providers in New Castle
- 1407163983
- 1467964205
- 1083267082
- 1003392838
- 1528510070