Cassandra Rohan
NPI 1861148991ActiveIndividual· Physician Assistant· Oshkosh, WI
Physician Assistant with Ascension Medical Group-Southeast Wisconsin Inc and 1 other group, practicing in Oshkosh, Wisconsin. 178 Medicare patients in 2024, $17,333 paid; nearly all of their 224 Part D prescriptions were generic (92%). Lists Ascension Ne Wisconsin - St Elizabeth Campus and 1 other hospital as hospital affiliations.
Overview
| NPI | 1861148991 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Feb 28, 2022 |
| Last updated in NPPES | Apr 21, 2026 |
| Certified by provider | Apr 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 7030-23 | WI |
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 - Physician Assistant (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 178 |
|---|---|
| Services billed | 249 across 10 procedure codes |
| Paid by Medicare | $17,333 |
Part D prescriptions in 2024
| Prescriptions (claims) | 224 · 224 30-day fills |
|---|---|
| Patients | 170 |
| Total drug cost | $3,201 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Ascension Medical Group-Southeast Wisconsin IncBrookfield, WI · 545 clinicians
- Ascension Medical Group-Fox Valley Wisconsin, IncAppleton, WI · 259 clinicians
Hospital affiliations
- Ascension Ne Wisconsin - St Elizabeth CampusAppleton, WI
- St Vincent HospitalGreen Bay, WI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 physician assistants in Oshkosh · All physician assistants in Wisconsin