Quick answers
- Does Tierney S. Grosskopf accept Medicare assignment?
- Yes. Medicare's clinician data says Tierney S. Grosskopf 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 Tierney S. Grosskopf's NPI number?
- 1851772347. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tierney S. Grosskopf works
Medicare's Facility Affiliation Data lists Tierney S. Grosskopf 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.
- Thedacare Regional Medical Center - Appleton IncAppleton, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520160
Practice locations
Addresses where Tierney S. Grosskopf is enrolled with Medicare (CMS data updated October 2, 2026).
- 2323 N Casaloma DrAppleton, WI 54913 (920) 730‑8833
Group practices
Medicare enrollment lists Tierney S. Grosskopf as a member of this group (CMS data updated October 2, 2026).
- Hand to Shoulder Center of Wisconsin, Ltd.34 clinicians in the group
Specialties
- Hand Surgeryprimary
- Orthopedic Surgeryalso
Other hand surgeons in Appleton
Clinicians with the same Medicare primary specialty in Appleton, WI — not a recommendation.
Other clinicians in Hand to Shoulder Center of Wisconsin, Ltd.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Saint Louis University School Of Medicine |
| Graduation year | 2015 (11 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1851772347 |
| 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