Quick answers
- Which hospitals does Heather R. Gruszynski work at?
- Medicare's official clinician data lists Heather R. Gruszynski at 2 hospitals: Aspirus Medford Hospital & Clinics, Inc and Thedacare Medical Center-Waupaca. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Heather R. Gruszynski see patients?
- Medicare's clinician data lists 4 practice locations, including Iola, WI, Appleton, WI and Phillips, WI. Call before your visit to confirm the address.
- What is Heather R. Gruszynski's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Heather R. Gruszynski accept Medicare assignment?
- Yes. Medicare's clinician data says Heather R. Gruszynski 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 Heather R. Gruszynski?
- (715) 445-2228, as listed in official Medicare / NPI Registry data.
- What is Heather R. Gruszynski's NPI number?
- 1386664423. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Heather R. Gruszynski works
Medicare's Facility Affiliation Data lists Heather R. Gruszynski at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Aspirus Medford Hospital & Clinics, IncMedford, WI · Critical Access Hospital · CCN 521324
- Thedacare Medical Center-WaupacaWaupaca, WI · Critical Access Hospital · CCN 521334
Practice locations
Addresses where Heather R. Gruszynski is enrolled with Medicare (CMS data updated 2026-10-02).
- 160 S Chet Krause DrIola, WI 54945 (715) 445‑2228
- 4480 W Spencer StAppleton, WI 54915 (920) 738‑4800
- 625 Peterson AvePhillips, WI 54555 (715) 427‑5701
- 710 Riverside DrWaupaca, WI 54981 (715) 256‑3000
Group practices
Medicare enrollment lists Heather R. Gruszynski as a member of these groups (CMS data updated 2026-10-02).
- Thedacare, Incorporated647 clinicians in the group
- Aspirus Medford Hospital and Clinics Inc119 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1998 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1386664423 |
| 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