Quick answers
- Does Hannah G. McMahan accept Medicare assignment?
- Yes. Medicare's clinician data says Hannah G. McMahan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Hannah G. McMahan's NPI number?
- 1053193805. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Hannah G. McMahan works
Medicare's Facility Affiliation Data lists Hannah G. McMahan at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Beloit Health SystemBeloit, WI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 520100
- Fort Memorial HospitalFort Atkinson, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520071
- Stoughton HospitalStoughton, WI · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 521343
Practice locations
Addresses where Hannah G. McMahan is enrolled with Medicare (CMS data updated October 2, 2026).
- 611 Sherman Ave EFort Atkinson, WI 53538 (920) 568‑5475
- 900 Ridge StStoughton, WI 53589 (608) 873‑6611
Group practices
Medicare enrollment lists Hannah G. McMahan as a member of these groups (CMS data updated October 2, 2026).
- Stoughton Hospital Association66 clinicians in the group
- Swea Fort SC52 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Fort Atkinson
Clinicians with the same Medicare primary specialty in Fort Atkinson, WI — not a recommendation.
Other clinicians in Stoughton Hospital Association
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2024 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1053193805 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians