Treeline Psychiatry
NPI 1962138131 · Psychiatric/Mental Health Nurse Practitioner · Billings, MT
Treeline Psychiatry is a Psychiatric/Mental Health Nurse Practitioner organization in Billings, MT (NPI 1962138131).
Provider details
- NPI number
- 1962138131
- Entity type
- Organization
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Carly Sell Sell, Member(406) 459-9227
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
- 2022-07-28
- Last updated
- 2022-07-28
- Certified
- 2022-07-28
Frequently asked questions
- What is Treeline Psychiatry's NPI number?
- Treeline Psychiatry's National Provider Identifier (NPI) is 1962138131, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Treeline Psychiatry?
- Treeline Psychiatry is classified in the NPPES registry as Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Treeline Psychiatry located?
- Treeline Psychiatry's practice location on file with NPPES is 100 N 27th St Ste 330, Billings, MT 59101-2087.
- What is Treeline Psychiatry's phone number?
- The practice phone number listed in the NPPES registry for Treeline Psychiatry is (406) 459-9227.
- Who is the authorized official for Treeline Psychiatry?
- The authorized official listed on Treeline Psychiatry's NPPES record is Carly Sell Sell, Member. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Treeline Psychiatry's NPI active?
- Yes — Treeline Psychiatry's NPI (1962138131) is active in the NPPES registry as of the last update on 2022-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.