Quick answers
- Which hospitals does Aaron P. Baas work at?
- Medicare's official clinician data lists Aaron P. Baas at 2 hospitals: Avera Queen of Peace and Avera Weskota Memorial Medical Center - CAH. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Aaron P. Baas see patients?
- Medicare's clinician data lists 5 practice locations, including Mitchell, SD and Murdo, SD. Call before your visit to confirm the address.
- What is Aaron P. Baas's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Aaron P. Baas accept Medicare assignment?
- Yes. Medicare's clinician data says Aaron P. Baas 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 Aaron P. Baas?
- (605) 995-7000, as listed in official Medicare / NPI Registry data.
- What is Aaron P. Baas's NPI number?
- 1114144375. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Aaron P. Baas works
Medicare's Facility Affiliation Data lists Aaron P. Baas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Avera Queen of PeaceMitchell, SD · Critical Access Hospital · CCN 431340
- Avera Weskota Memorial Medical Center - CAHWessington Springs, SD · Critical Access Hospital · CCN 431324
Practice locations
Addresses where Aaron P. Baas is enrolled with Medicare (CMS data updated 2026-10-02).
- 1900 Grassland DrMitchell, SD 57301 (605) 995‑7000
- 1900 Grassland Dr, Suite 103Mitchell, SD 57301 (605) 995‑7000
- 525 N Foster StMitchell, SD 57301
- 525 N Foster St, Hospital DeptMitchell, SD 57301 (605) 995‑2000
- 609 Garfield AveMurdo, SD 57559 (605) 669‑2121
Group practices
Medicare enrollment lists Aaron P. Baas as a member of these groups (CMS data updated 2026-10-02).
- Rural Health Care Inc154 clinicians in the group
- Avera Queen of Peace122 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Mitchell
Clinicians with the same Medicare primary specialty in Mitchell, SD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Sanford School Of Medicine Of University Of South Dakota |
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114144375 |
| 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