MR. BRET FRANK ARGENBRIGHT OD
NPI 1922049469
Optometrist in Shelby, MT
About Mr. Bret Frank Argenbright Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. BRET FRANK ARGENBRIGHT OD (NPI 1922049469) is an individual optometrist in Shelby, Montana, licensed in California (9167OPT) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Temecula, and is a graduate of University Alabama Birmingham - School Of Optometry (1988).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mr. Bret Frank Argenbright Od is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Bret Argenbright reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Shelby, MT 59474
- Reassigned Medicare billing, Montana enrollment
- 19 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 59474 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SHELBY, MT 59474
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Bret Argenbright's NPI number?
The NPI number for Bret Argenbright is 1922049469. It was assigned to this individual provider in the NPPES registry on June 8, 2006.
Where is Bret Argenbright located?
Bret Argenbright practices at 1950 W Roosevelt Hwy, Shelby, MT 59474. The listed phone number is (406) 434-3100.
What is Bret Argenbright's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Bret Argenbright enrolled in Medicare?
Yes. Bret Argenbright is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Bret Argenbright's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Bret Argenbright reassigns Medicare benefits to Marias Healthcare Services Inc (Shelby, MT). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Bret Argenbright's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Bret Argenbright accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 3 other insurers list Bret Argenbright as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Bret Argenbright was last updated on June 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mr. Bret Frank Argenbright, OD · NPI 1922049469
Optometrist provider in Shelby, Montana. Individual provider, active in the CMS NPPES registry since June 8, 2006.
## Identity
- **NPI:** 1922049469 (Entity type: Individual)
- **Enumerated:** June 8, 2006
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 9167OPT (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1950 W ROOSEVELT HWY, Shelby, MT 59474-1549
- **Phone:** (406) 434-3100 · **Fax:** (406) 434-3143
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Marias Healthcare Services Inc (NPI 1881697209, Shelby, MT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Alabama Birmingham - School Of Optometry, class of 1988
## Record status
- **NPPES last updated:** June 19, 2026
- **Other identifiers:** Medicaid SD0091670 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1922049469) · Data from the CMS NPPES public registry.