Upper Valley Surgery Center
NPI 1821420571 · Ambulatory Surgical Clinic/Center · Rexburg, ID
Enrolled with Medicare as Part B Supplier - Ambulatory Surgical Center · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Upper Valley Surgery Center is a Ambulatory Surgical Clinic/Center organization in Rexburg, ID (NPI 1821420571).
Provider details
- NPI number
- 1821420571
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Jay Mcmaster, Physician/Owner(208) 656-9646
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
- 2013-08-05
- Last updated
- 2014-06-17
Frequently asked questions
- What is Upper Valley Surgery Center's NPI number?
- Upper Valley Surgery Center's National Provider Identifier (NPI) is 1821420571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Upper Valley Surgery Center?
- Upper Valley Surgery Center is classified in the NPPES registry as Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is Upper Valley Surgery Center located?
- Upper Valley Surgery Center's practice location on file with NPPES is 256 N 200 E, Rexburg, ID 83440-2048.
- What is Upper Valley Surgery Center's phone number?
- The practice phone number listed in the NPPES registry for Upper Valley Surgery Center is (208) 656-9646.
- Does Upper Valley Surgery Center accept Medicare?
- Upper Valley Surgery Center 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 Upper Valley Surgery Center?
- The authorized official listed on Upper Valley Surgery Center's NPPES record is Jay Mcmaster, Physician/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Upper Valley Surgery Center's NPI active?
- Yes — Upper Valley Surgery Center's NPI (1821420571) is active in the NPPES registry as of the last update on 2014-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.