Brett Amestoy, PHARMD
NPI 1104403369 · Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Helena, MT
Brett Amestoy, PHARMD is a Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist provider in Helena, MT (NPI 1104403369).
Provider details
- NPI number
- 1104403369
- Entity type
- Individual
- Primary specialty
- Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPharmacy Service Providers
- Credential
- PHARMD
- Sex
- Male
- Sole proprietor
- Yes
- License
- PHA-PHA-LIC-63004 (MT)
Specialties & taxonomies
- Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPrimary1835P0018XLicense PHA-PHA-LIC-63004 (MT)
Pharmacy Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-25
- Last updated
- 2021-03-25
- Certified
- 2021-03-25
Frequently asked questions
- What is Brett Amestoy's NPI number?
- Brett Amestoy's National Provider Identifier (NPI) is 1104403369, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brett Amestoy's specialty?
- Brett Amestoy is listed in the NPPES registry with a primary specialty of Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist (Pharmacy Service Providers).
- Where is Brett Amestoy located?
- Brett Amestoy's practice location on file with NPPES is 2475 E Broadway St, Helena, MT 59601-4928.
- What is Brett Amestoy's phone number?
- The practice phone number listed in the NPPES registry for Brett Amestoy is (406) 444-2350.
- Is Brett Amestoy's NPI active?
- Yes — Brett Amestoy's NPI (1104403369) is active in the NPPES registry as of the last update on 2021-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.