Anna M. Carnahan, PA
NPI 1417543810ActiveIndividual· Physician Assistant, Medical· Onalaska, WI
Physician Assistant, Medical (PA) with Gundersen Lutheran Medical Center Inc, practicing in Onalaska, Wisconsin. 209 Medicare patients in 2024, $17,117 paid; nearly all of their 108 Part D prescriptions were generic (97%). Lists Gundersen Lutheran Medical Center as a hospital affiliation.
Overview
| NPI | 1417543810 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Dec 19, 2020 |
| Last updated in NPPES | Mar 18, 2024 |
| Certified by provider | Mar 18, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | 7745 | 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 (MN); Practitioner - Physician Assistant (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 209 |
|---|---|
| Services billed | 755 across 23 procedure codes |
| Paid by Medicare | $17,117 |
Part D prescriptions in 2024
| Prescriptions (claims) | 108 · 113 30-day fills |
|---|---|
| Patients | 75 |
| Total drug cost | $17,001 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Gundersen Lutheran Medical Center IncLa Crosse, WI · 895 clinicians
Hospital affiliation
- Gundersen Lutheran Medical CenterLa Crosse, 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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