Quick answers
- Which hospitals does Amber L. Authier work at?
- Medicare's official clinician data lists Amber L. Authier at 5 hospitals: Avera McKennan Hospital & University Health Center, Avera Sacred Heart Hospital, Avera St Benedict Health Center - CAH, St Michael's Hospital - CAH and Wagner Community Memorial Hospital - CAH. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Amber L. Authier see patients?
- Medicare's clinician data lists 6 practice locations, including Yankton, SD, Brookings, SD and Miller, SD. Call before your visit to confirm the address.
- What is Amber L. Authier's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Amber L. Authier accept Medicare assignment?
- Yes. Medicare's clinician data says Amber L. Authier 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 Amber L. Authier offer telehealth?
- Medicare's clinician data says Amber L. Authier offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Amber L. Authier?
- (605) 853-0158, as listed in official Medicare / NPI Registry data.
- What is Amber L. Authier's NPI number?
- 1518679851. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Amber L. Authier works
Medicare's Facility Affiliation Data lists Amber L. Authier at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Avera McKennan Hospital & University Health CenterSioux Falls, SD · Acute Care Hospital · CCN 430016
- Avera Sacred Heart HospitalYankton, SD · Acute Care Hospital · CCN 430012
- Avera St Benedict Health Center - CAHParkston, SD · Critical Access Hospital · CCN 431330
- St Michael's Hospital - CAHTyndall, SD · Critical Access Hospital · CCN 431327
- Wagner Community Memorial Hospital - CAHWagner, SD · Critical Access Hospital · CCN 431315
Practice locations
Addresses where Amber L. Authier is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 2601 Fox Run Pkwy, Suite 1300Yankton, SD 57078
- 300 22nd AveBrookings, SD 57006
- 300 W 5th StMiller, SD 57362 (605) 853‑0158
- 310 S Penn StAberdeen, SD 57401
- 410 W 16th AveTyndall, SD 57066 (605) 589‑2158
Group practices
Medicare enrollment lists Amber L. Authier as a member of these groups (CMS data updated 2026-10-02).
- Avera McKennan959 clinicians in the group
- St Michael's Hospital, Inc.17 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Yankton
Clinicians with the same Medicare primary specialty in Yankton, SD — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1518679851 |
| 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