Mountaintop LLC
NPI 1811707797 · Mental Illness Community Based Residential Treatment Facility · Hayden, ID
Mountaintop LLC is a Mental Illness Community Based Residential Treatment Facility organization in Hayden, ID (NPI 1811707797).
Provider details
- NPI number
- 1811707797
- Entity type
- Organization
- Primary specialty
- Mental Illness Community Based Residential Treatment FacilityResidential Treatment Facilities
- Organization subpart
- No
- Authorized official
- Jason Underdahl, Chief Administrative Officer(208) 262-1885
Specialties & taxonomies
Residential Treatment Facilities
Residential Treatment Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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)
- Other name
- Mountaintop Behavior Health
Additional practice locations (1)
- 9831 N Sunview LnHayden, ID 83835-9594Phone: (208) 518-3868
Registry dates
- Enumerated
- 2025-01-13
- Last updated
- 2025-01-13
- Certified
- 2025-01-12
Frequently asked questions
- What is Mountaintop LLC's NPI number?
- Mountaintop LLC's National Provider Identifier (NPI) is 1811707797, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mountaintop LLC?
- Mountaintop LLC is classified in the NPPES registry as Mental Illness Community Based Residential Treatment Facility (Residential Treatment Facilities).
- Where is Mountaintop LLC located?
- Mountaintop LLC's practice location on file with NPPES is 9890 N Hillview Dr, Hayden, ID 83835-9508.
- What is Mountaintop LLC's phone number?
- The practice phone number listed in the NPPES registry for Mountaintop LLC is (208) 518-3868.
- Who is the authorized official for Mountaintop LLC?
- The authorized official listed on Mountaintop LLC's NPPES record is Jason Underdahl, Chief Administrative Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mountaintop LLC's NPI active?
- Yes — Mountaintop LLC's NPI (1811707797) is active in the NPPES registry as of the last update on 2025-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.