Quick answers
- Which hospitals does Brian Ermer work at?
- Medicare's official clinician data lists Brian Ermer at 3 hospitals: Avera St Lukes, Bowdle Hospital - CAH and CHI Oakes Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Brian Ermer see patients?
- Medicare's clinician data lists 5 practice locations, including Aberdeen, SD, Groton, SD and Bowdle, SD. Call before your visit to confirm the address.
- What is Brian Ermer's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Brian Ermer accept Medicare assignment?
- Medicare's clinician data says Brian Ermer may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Brian Ermer?
- (605) 397-4242, as listed in official Medicare / NPI Registry data.
- What is Brian Ermer's NPI number?
- 1417931908. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Brian Ermer works
Medicare's Facility Affiliation Data lists Brian Ermer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Avera St LukesAberdeen, SD · Acute Care Hospital · CCN 430014
- Bowdle Hospital - CAHBowdle, SD · Critical Access Hospital · CCN 431318
- CHI Oakes HospitalOakes, ND · Critical Access Hospital · CCN 351315
Practice locations
Addresses where Brian Ermer is enrolled with Medicare (CMS data updated 2026-10-02).
- 305 S State StAberdeen, SD 57401
- 701 8th Ave NWAberdeen, SD 57401
- 8 E US Hwy 12Groton, SD 57445 (605) 397‑4242
- PO BoxBowdle, SD 57428
- PO Box, Suite 556Bowdle, SD 57428
Group practices
Medicare enrollment lists Brian Ermer as a member of these groups (CMS data updated 2026-10-02).
- Avera St Lukes165 clinicians in the group
- Bowdle Hospital4 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Aberdeen
Clinicians with the same Medicare primary specialty in Aberdeen, SD — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Medical school | Des Moines University Of Osteopathic Medicine And Health Sciences |
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1417931908 |
| 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