Beyer Big Sky Optical, Inc
NPI 1346459328 · Optometrist · Hamilton, MT
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Beyer Big Sky Optical, Inc is a Optometrist organization in Hamilton, MT (NPI 1346459328).
Provider details
- NPI number
- 1346459328
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Dirk Beyer, Optometrist(406) 363-2020
- License
- 634 (MT)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Other names (DBA / former)
- Doing business as
- Big Sky Eye Care Clinic
Registry dates
- Enumerated
- 2007-05-22
- Last updated
- 2007-12-04
Frequently asked questions
- What is Beyer Big Sky Optical, Inc's NPI number?
- Beyer Big Sky Optical, Inc's National Provider Identifier (NPI) is 1346459328, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Beyer Big Sky Optical, Inc?
- Beyer Big Sky Optical, Inc is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Beyer Big Sky Optical, Inc located?
- Beyer Big Sky Optical, Inc's practice location on file with NPPES is 820 W Main St, Hamilton, MT 59840-2330.
- What is Beyer Big Sky Optical, Inc's phone number?
- The practice phone number listed in the NPPES registry for Beyer Big Sky Optical, Inc is (406) 363-2020.
- Does Beyer Big Sky Optical, Inc accept Medicare?
- Beyer Big Sky Optical, Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Beyer Big Sky Optical, Inc?
- The authorized official listed on Beyer Big Sky Optical, Inc's NPPES record is Dirk Beyer, Optometrist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Beyer Big Sky Optical, Inc's NPI active?
- Yes — Beyer Big Sky Optical, Inc's NPI (1346459328) is active in the NPPES registry as of the last update on 2007-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.