Quick answers
- Which hospitals does Samuel G. Poser work at?
- Medicare's official clinician data lists Samuel G. Poser at 3 hospitals: Columbus Community Hospital, Marshfield Medical Center - Beaver Dam (MMC-BD) and University of WI Hospitals & Clinics Authority. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Samuel G. Poser see patients?
- Medicare's clinician data lists 3 practice locations, including Columbus, WI. Call before your visit to confirm the address.
- What is Samuel G. Poser's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Samuel G. Poser accept Medicare assignment?
- Yes. Medicare's clinician data says Samuel G. Poser 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 Samuel G. Poser?
- (920) 623-2200, as listed in official Medicare / NPI Registry data.
- What is Samuel G. Poser's NPI number?
- 1346243821. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Samuel G. Poser works
Medicare's Facility Affiliation Data lists Samuel G. Poser 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
- Marshfield Medical Center - Beaver Dam (MMC-BD)Beaver Dam, WI · Acute Care Hospital · CCN 520076
- University of WI Hospitals & Clinics AuthorityMadison, WI · Acute Care Hospital · CCN 520098
Practice locations
Addresses where Samuel G. Poser is enrolled with Medicare (CMS data updated 2026-10-02).
- 1515 Park AveColumbus, WI 53925 (920) 623‑2200
- 635 Park AveColumbus, WI 53925 (920) 623‑5000
- 635 Park Ave, P.O. Box 229Columbus, WI 53925
Group practices
Medicare enrollment lists Samuel G. Poser as a member of these groups (CMS data updated 2026-10-02).
- Prairie Ridge Health Inc70 clinicians in the group
- Poser Clinic LLC2 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Columbus
Clinicians with the same Medicare primary specialty in Columbus, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1346243821 |
| 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