Quick answers
- Which hospitals does Didier A. Mandelbrot work at?
- Medicare's official clinician data lists Didier A. Mandelbrot at 5 hospitals: Aspirus Wausau Hospital, Bellin Memorial Hospital, The Monroe Clinic, University of WI Hospitals & Clinics Authority and Waukesha Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Didier A. Mandelbrot see patients?
- Medicare's clinician data lists 2 practice locations, including Sparta, WI and Waukesha, WI. Call before your visit to confirm the address.
- What is Didier A. Mandelbrot's specialty?
- Medicare lists Nephrology as the primary specialty.
- Does Didier A. Mandelbrot accept Medicare assignment?
- Yes. Medicare's clinician data says Didier A. Mandelbrot 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.
- Does Didier A. Mandelbrot offer telehealth?
- Medicare's clinician data says Didier A. Mandelbrot offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Didier A. Mandelbrot?
- (608) 263-9531, as listed in official Medicare / NPI Registry data.
- What is Didier A. Mandelbrot's NPI number?
- 1295773596. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Didier A. Mandelbrot works
Medicare's Facility Affiliation Data lists Didier A. Mandelbrot at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Aspirus Wausau HospitalWausau, WI · Acute Care Hospital · CCN 520030
- Bellin Memorial HospitalGreen Bay, WI · Acute Care Hospital · CCN 520049
- The Monroe ClinicMonroe, WI · Acute Care Hospital · CCN 520028
- University of WI Hospitals & Clinics AuthorityMadison, WI · Acute Care Hospital · CCN 520098
- Waukesha Memorial HospitalWaukesha, WI · Acute Care Hospital · CCN 520008
Practice locations
Addresses where Didier A. Mandelbrot is enrolled with Medicare (CMS data updated 2026-10-02).
- 1111 W Wisconsin St, Gundersen Sparta ClinicSparta, WI 54656 (608) 263‑9531
- N16W24131 Riverwood DrWaukesha, WI 53188 (608) 263‑9531
Group practices
Medicare enrollment lists Didier A. Mandelbrot as a member of this group (CMS data updated 2026-10-02).
- University of Wisconsin Medical Foundation Inc2,553 clinicians in the group
Specialties
- Nephrologyprimary
Other nephrologists in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Pennsylvania State University College Of Medicine |
| Graduation year | 1989 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1295773596 |
| 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