Quick answers
- Which hospitals does Michael E. Christensen work at?
- Medicare's official clinician data lists Michael E. Christensen at 5 hospitals: Ascension All Saints Hospital, Ascension NE Wisconsin - St Elizabeth Campus, Ascension SE Wisconsin Hospital, Ascension St Francis Hospital and Aurora St Lukes Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael E. Christensen see patients?
- Medicare's clinician data lists 8 practice locations, including Appleton, WI, Brookfield, WI and Oshkosh, WI. Call before your visit to confirm the address.
- What is Michael E. Christensen's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does Michael E. Christensen accept Medicare assignment?
- Yes. Medicare's clinician data says Michael E. Christensen 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 Michael E. Christensen?
- (920) 831-8900, as listed in official Medicare / NPI Registry data.
- What is Michael E. Christensen's NPI number?
- 1497911275. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael E. Christensen works
Medicare's Facility Affiliation Data lists Michael E. Christensen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension All Saints HospitalRacine, WI · Acute Care Hospital · CCN 520096
- Ascension NE Wisconsin - St Elizabeth CampusAppleton, WI · Acute Care Hospital · CCN 520009
- Ascension SE Wisconsin HospitalMilwaukee, WI · Acute Care Hospital · CCN 520136
- Ascension St Francis HospitalMilwaukee, WI · Acute Care Hospital · CCN 520078
- Aurora St Lukes Medical CenterMilwaukee, WI · Acute Care Hospital · CCN 520138
Practice locations
Addresses where Michael E. Christensen is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 1506 S Oneida StAppleton, WI 54915 (920) 831‑8900
- 19333 W N AveBrookfield, WI 53045 (262) 780‑4100
- 2700 W 9th Ave, Suite 11Oshkosh, WI 54904 (920) 831‑8900
- 2845 Greenbrier RdGreen Bay, WI 54311 (920) 288‑4160
- 2900 W Oklahoma AveMilwaukee, WI 53215 (414) 649‑6420
Group practices
Medicare enrollment lists Michael E. Christensen as a member of this group (CMS data updated 2026-10-02).
- Radiation Oncology Associates Ltd24 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Appleton
Clinicians with the same Medicare primary specialty in Appleton, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497911275 |
| 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