Quick answers
- Which hospitals does Mark T. Hoffmann work at?
- Medicare's official clinician data lists Mark T. Hoffmann at 5 hospitals: Aspirus Ironwood Hospital, Aspirus Rhinelander Hospital, Aspirus Riverview Hospital & Clinics Inc, Aspirus Stevens Point Hospital & Clinics, Inc. and Aspirus Wausau Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark T. Hoffmann see patients?
- Medicare's clinician data lists 21 practice locations, including Antigo, WI, Rhinelander, WI and Laurium, MI. Call before your visit to confirm the address.
- What is Mark T. Hoffmann's specialty?
- Medicare lists Interventional Cardiology as the primary specialty.
- Does Mark T. Hoffmann accept Medicare assignment?
- Yes. Medicare's clinician data says Mark T. Hoffmann accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Mark T. Hoffmann?
- (715) 675-2321, as listed in official Medicare / NPI Registry data.
- What is Mark T. Hoffmann's NPI number?
- 1356342034. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark T. Hoffmann works
Medicare's Facility Affiliation Data lists Mark T. Hoffmann at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Aspirus Ironwood HospitalIronwood, MI · Critical Access Hospital · CCN 231333
- Aspirus Rhinelander HospitalRhinelander, WI · Acute Care Hospital · CCN 520019
- Aspirus Riverview Hospital & Clinics IncWisconsin Rapids, WI · Acute Care Hospital · CCN 520033
- Aspirus Stevens Point Hospital & Clinics, Inc.Stevens Point, WI · Acute Care Hospital · CCN 520002
- Aspirus Wausau HospitalWausau, WI · Acute Care Hospital · CCN 520030
Practice locations
Addresses where Mark T. Hoffmann is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 21; the Medicare profile lists all.
- 110 E 5th AveAntigo, WI 54409 (715) 675‑2321
- 112 E 5th AveAntigo, WI 54409 (715) 623‑2331
- 1630 Chippewa DrRhinelander, WI 54501 (715) 361‑5480
- 205 Osceola StLaurium, MI 49913
- 2225 N Shore DrRhinelander, WI 54501 (715) 361‑5482
Group practices
Medicare enrollment lists Mark T. Hoffmann as a member of these groups (CMS data updated 2026-10-02).
- Aspirus Rhinelander and Tomahawk Hospitals and Clinics, Inc.574 clinicians in the group
- Aspirus Medical Group, Inc.268 clinicians in the group
- Aspirus Ironwood Hospital and Clinics Inc165 clinicians in the group
Specialties
- Interventional Cardiologyprimary
Other interventional cardiologists in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1356342034 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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