Quick answers
- Which hospitals does Andrew T. Matheus work at?
- Medicare's official clinician data lists Andrew T. Matheus at 4 hospitals: Essentia Health St Mary's Medical Center, St Lukes Hospital, Tamarack Health Ashland Medical Center and Tamarack Health Hayward Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Andrew T. Matheus see patients?
- Medicare's clinician data lists 1 practice location in Ashland, WI. Call before your visit to confirm the address.
- What is Andrew T. Matheus's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Andrew T. Matheus accept Medicare assignment?
- Yes. Medicare's clinician data says Andrew T. Matheus 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 Andrew T. Matheus?
- (715) 682-5601, as listed in official Medicare / NPI Registry data.
- What is Andrew T. Matheus's NPI number?
- 1467460980. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Andrew T. Matheus works
Medicare's Facility Affiliation Data lists Andrew T. Matheus at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Essentia Health St Mary's Medical CenterDuluth, MN · Acute Care Hospital · CCN 240002
- St Lukes HospitalDuluth, MN · Acute Care Hospital · CCN 240047
- Tamarack Health Ashland Medical CenterAshland, WI · Critical Access Hospital · CCN 521359
- Tamarack Health Hayward Medical CenterHayward, WI · Critical Access Hospital · CCN 521336
Practice locations
Addresses where Andrew T. Matheus is enrolled with Medicare (CMS data updated 2026-10-02).
- 1001 Main St WAshland, WI 54806 (715) 682‑5601
Group practices
Medicare enrollment lists Andrew T. Matheus as a member of this group (CMS data updated 2026-10-02).
- Mainstreet Clinic SC2 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Ashland
Clinicians with the same Medicare primary specialty in Ashland, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 1989 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1467460980 |
| 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