Quick answers
- Does Chelsey A. Mageski accept Medicare assignment?
- Yes. Medicare's clinician data says Chelsey A. Mageski 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.
- How many Medicare patients does Chelsey A. Mageski see?
- In 2024, CMS data shows 166 Original Medicare patients and 1,180 services for Chelsey A. Mageski. This counts Original Medicare only and measures volume, not quality.
- What is Chelsey A. Mageski's NPI number?
- 1023613320. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Chelsey A. Mageski, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 166 |
|---|---|
| Services billed to Medicare | 1,180 |
| Different services or procedures | 21 |
| Participating Medicare provider | Yes |
| Average age of these patients | 85 |
Most frequent services
- Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes (99349)717 services
- Follow-up psychiatric collaborative care management, subsequent calendar month, first 60 minutes (99493)107 services
- Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and (G0180)64 services
- Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes (99348)59 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)44 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- Alzheimer's disease or dementia70%
- High cholesterol58%
- Chronic kidney disease55%
- Arthritis53%
- Depression51%
Practice locations
Addresses where Chelsey A. Mageski is enrolled with Medicare (CMS data updated October 2, 2026).
- 342 N Water St, Suite 600Milwaukee, WI 53202 (651) 342‑1039
Group practices
Medicare enrollment lists Chelsey A. Mageski as a member of this group (CMS data updated October 2, 2026).
- Bluestone Physician Services Wisconsin SC32 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Milwaukee
Clinicians with the same Medicare primary specialty in Milwaukee, WI — not a recommendation.
Other clinicians in Bluestone Physician Services Wisconsin SC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023613320 |
| 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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