Katherine D. Ketterhagen, PA-C
NPI 1356414668ActiveIndividual· Physician Assistant· Janesville, WI
Physician Assistant (PA-C) with Stoughton Hospital Association and 2 other groups, practicing in Janesville, Wisconsin. 145 Medicare patients in 2024, $12,096 paid; nearly all of their 242 Part D prescriptions were generic (95%). Lists Fort Memorial Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1356414668 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Nov 16, 2006 |
| Last updated in NPPES | Nov 3, 2020 |
| Certified by provider | Nov 3, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 1757-23 | 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 | 145 |
|---|---|
| Services billed | 189 across 28 procedure codes |
| Paid by Medicare | $12,096 |
Part D prescriptions in 2024
| Prescriptions (claims) | 242 · 243 30-day fills |
|---|---|
| Patients | 174 |
| Total drug cost | $5,059 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Stoughton Hospital AssociationStoughton, WI · 66 clinicians
- Swea Fort SCFort Atkinson, WI · 52 clinicians
- Edgerton Hospital and Health Services, IncWhitewater, WI · 43 clinicians
Hospital affiliations
- Fort Memorial HospitalFort Atkinson, WI
- Stoughton HospitalStoughton, 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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