Amy Ambrosier, PA-C
NPI 1073898821 · Physician Assistant · Boise, ID
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amy Ambrosier, PA-C is a Physician Assistant provider in Boise, ID (NPI 1073898821).
Provider details
- NPI number
- 1073898821
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA930 (ID)
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 tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
197 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Injection of Chemical for Paralysis of Facial and Neck Nerve Muscles on Both Sides of Face64615 | 89 | $91 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 55 | $52 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 53 | $76 |
Typical Medicare-allowed amounts for these services range $52–$91 (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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Erenumab-Aooebrand: Aimovig Autoinjector | 158 | 34 |
| Rizatriptan Benzoatebrand: Rizatriptan | 115 | 32 |
| Ubrogepantbrand: Ubrelvy | 109 | 27 |
| Naratriptan Hcl | 77 | 19 |
| Sumatriptan Succinate | 72 | 20 |
| Rimegepant Sulfatebrand: Nurtec Odt | 71 | 21 |
| Topiramate | 65 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$512 across 28 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-10-12
- Last updated
- 2012-09-11
Frequently asked questions
- What is Amy Ambrosier's NPI number?
- Amy Ambrosier's National Provider Identifier (NPI) is 1073898821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amy Ambrosier's specialty?
- Amy Ambrosier is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Amy Ambrosier located?
- Amy Ambrosier's practice location on file with NPPES is 190 E Bannock St, Boise, ID 83712-6241.
- What is Amy Ambrosier's phone number?
- The practice phone number listed in the NPPES registry for Amy Ambrosier is (208) 381-2222.
- Does Amy Ambrosier accept Medicare?
- Amy Ambrosier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amy Ambrosier's NPI active?
- Yes — Amy Ambrosier's NPI (1073898821) is active in the NPPES registry as of the last update on 2012-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.