Amber Authier, PA-C
NPI 1518679851 · Medical Physician Assistant · Yankton, SD
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amber Authier, PA-C is a Medical Physician Assistant provider in Yankton, SD (NPI 1518679851).
Provider details
- NPI number
- 1518679851
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 1407 (SD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
3 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
940 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 531 | $146 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 343 | $13 |
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 | 38 | $26 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 28 | $97 |
Typical Medicare-allowed amounts for these services range $13–$146 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 85 | 23 |
| Potassium Chloride | 63 | 19 |
| Letrozole | 55 | 19 |
| Lenalidomidebrand: Revlimid | 46 | — |
| Ondansetron Hcl | 44 | 30 |
| Alendronate Sodium | 42 | 13 |
| Mirtazapine | 36 | — |
| Prochlorperazine Maleate | 28 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-12-19
- Last updated
- 2022-12-19
- Certified
- 2022-12-19
Frequently asked questions
- What is Amber Authier's NPI number?
- Amber Authier's National Provider Identifier (NPI) is 1518679851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amber Authier's specialty?
- Amber Authier is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Amber Authier located?
- Amber Authier's practice location on file with NPPES is 1104 W 8th St, Yankton, SD 57078-3306.
- What is Amber Authier's phone number?
- The practice phone number listed in the NPPES registry for Amber Authier is (605) 665-7841.
- Does Amber Authier accept Medicare?
- Amber Authier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amber Authier's NPI active?
- Yes — Amber Authier's NPI (1518679851) is active in the NPPES registry as of the last update on 2022-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.