Quick answers
- Which hospitals does David B. Niemann work at?
- Medicare's official clinician data lists David B. Niemann at 4 hospitals: Columbus Community Hospital, Fort Memorial Hospital, UnityPoint Health - Meriter and University of WI Hospitals & Clinics Authority. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David B. Niemann see patients?
- Medicare's clinician data lists 7 practice locations, including Monona, WI, Madison, WI and Portage, WI. Call before your visit to confirm the address.
- What is David B. Niemann's specialty?
- Medicare lists Neurosurgery as the primary specialty.
- Does David B. Niemann accept Medicare assignment?
- Yes. Medicare's clinician data says David B. Niemann 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 David B. Niemann offer telehealth?
- Medicare's clinician data says David B. Niemann offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for David B. Niemann?
- (608) 222-8779, as listed in official Medicare / NPI Registry data.
- What is David B. Niemann's NPI number?
- 1275505406. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David B. Niemann works
Medicare's Facility Affiliation Data lists David B. Niemann at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Columbus Community HospitalColumbus, WI · Critical Access Hospital · CCN 521338
- Fort Memorial HospitalFort Atkinson, WI · Acute Care Hospital · CCN 520071
- UnityPoint Health - MeriterMadison, WI · Acute Care Hospital · CCN 520089
- University of WI Hospitals & Clinics AuthorityMadison, WI · Acute Care Hospital · CCN 520098
Practice locations
Addresses where David B. Niemann is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 1050 E BroadwayMonona, WI 53716 (608) 222‑8779
- 2402 Winnebago StMadison, WI 53704
- 2977 County Hwy CxPortage, WI 53901 (608) 287‑2770
- 4131 Meridian DrWindsor, WI 53598 (608) 846‑3741
- 5618 Odana RdMadison, WI 53719 (608) 274‑1100
Group practices
Medicare enrollment lists David B. Niemann as a member of this group (CMS data updated 2026-10-02).
- University of Wisconsin Medical Foundation Inc2,553 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Wisconsin |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1275505406 |
| 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