Amber Louise Authier, PA-C
Medical Physician Assistant · Yankton, SD
Amber Louise Authier, PA-C is a medical physician assistant with a practice address in Yankton, South Dakota, and NPI 1518679851, issued on Dec 19, 2022. Check the license (South Dakota 1407, as entered in NPPES) with the South Dakota board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Amber Louise Authier
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 1407 SD
Self-reported in NPPES; status is on the state search - Practice location
- 1104 W 8TH St, Yankton, SD 57078
- Phone
- (605) 665-7841
- Enumerated
- Dec 19, 2022
- Record last updated
- Dec 19, 2022
- Fax
- (605) 665-0546
- Medicare enrollment
- Enrolled (PECOS I20230214000461); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 96 in South Dakota → Look up another NPI →
Also registered at 1104 W 8TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Clarissa Barnes, M.D.Internal Medicine Physician1770758757
- Leann Bassing, M.D.Rheumatology Physician1871784124
- Betty Bisgard, CRNACertified Registered Nurse Anesthetist1265508162
Verify Amber Louise Authier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Dakota board licenses this profession
Search for license 1407Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% fewer Medicare Part D claims than the average medical physician assistant in 2024
931 Medicare Part D claims for 183 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 22 claims were for opioids.
Most prescribed
- Anastrozole85 claims
- Potassium Chloride63 claims
- Letrozole55 claims
- Revlimid46 claims
- Ondansetron Hcl44 claims
- Alendronate Sodium42 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 2 group practices
- Avera MckennanMiller, SD
- St Michael's Hospital, Inc.Tyndall, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Amber Louise Authier among 96 medical physician assistant records in South Dakota
Amber Louise Authier, PA-C is one of 96 medical physician assistant records with a practice address in South Dakota. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 92% of them.
- NPI issued2022 · 92% of these records are older, 4% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 46% of these records are
- Graduated2022 · median 2008 among the 44 with a school on file
- Record last updated2022 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in South Dakota
There are 96 medical physician assistant records in South Dakota.
All 96 in South Dakota → Every provider in Yankton → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Tim Downing, PAYankton, SD 570781790786788
- Melissa Fullner-Marshall, PAYankton, SD 570781407033012
- Christopher Hoffman, PAYankton, SD 570781104546936
- Michelle Chaussee, PA-CVermillion, SD 570691922247980
- Michelle Gielski, PA-CVermillion, SD 570691659328706
- Phil Jaquith, PAVermillion, SD 570691437150380
- John Barnett, PA-CSalem, SD 570581952339343
- Stephanie BonnerSioux Falls, SD 571051679813448
Common questions
What is Amber Louise Authier, PA-C's NPI number?
Amber Louise Authier, PA-C's National Provider Identifier (NPI) is 1518679851, issued on Dec 19, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Amber Louise Authier, PA-C located?
The NPPES record lists a practice address at 1104 W 8TH St, Yankton, SD, 57078. Phone: (605) 665-7841. Providers update this record themselves, so call before visiting.
How can I verify Amber Louise Authier, PA-C's license?
NPPES lists South Dakota license number 1407, as entered by the provider. Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.
How much does Amber Louise Authier, PA-C prescribe under Medicare Part D?
In 2024, Amber Louise Authier, PA-C had 931 Medicare Part D claims for 183 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.