Quick answers
- Does Zachary Ahola accept Medicare assignment?
- Yes. Medicare's clinician data says Zachary Ahola 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 Zachary Ahola's NPI number?
- 1003307539. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Zachary Ahola works
Medicare's Facility Affiliation Data lists Zachary Ahola 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.
- Aspirus Ironwood HospitalIronwood, MI · Critical Access Hospital · Emergency services: listed by Medicare · CCN 231333
- Columbus Community HospitalColumbus, WI · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 521338
Practice locations
Addresses where Zachary Ahola is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 501 Granite StHurley, WI 54534 (906) 561‑2255
- N10561 Grandview LnIronwood, MI 49938
- N10561 Granview Ln, Grand View HospitalIronwood, MI 49938 (906) 932‑2525
- N10565 Grand View LaneIronwood, MI 49938
- N10565 Grandview LaneIronwood, MI 49938
Group practices
Medicare enrollment lists Zachary Ahola as a member of this group (CMS data updated October 2, 2026).
- Aspirus Ironwood Hospital and Clinics Inc165 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Other clinicians in Aspirus Ironwood Hospital and Clinics Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 2018 (8 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003307539 |
| 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