Dr Kelsey L Gilleon Psychological Services PLLC
NPI 1154182491 · Clinical Psychologist · Missoula, MT
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dr Kelsey L Gilleon Psychological Services PLLC is a Clinical Psychologist organization in Missoula, MT (NPI 1154182491).
Provider details
- NPI number
- 1154182491
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Kelsey Gilleon, Owner(406) 771-6717
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2024-01-23
- Last updated
- 2025-05-20
- Certified
- 2025-05-20
Frequently asked questions
- What is Dr Kelsey L Gilleon Psychological Services PLLC's NPI number?
- Dr Kelsey L Gilleon Psychological Services PLLC's National Provider Identifier (NPI) is 1154182491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr Kelsey L Gilleon Psychological Services PLLC?
- Dr Kelsey L Gilleon Psychological Services PLLC is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Dr Kelsey L Gilleon Psychological Services PLLC located?
- Dr Kelsey L Gilleon Psychological Services PLLC's practice location on file with NPPES is 111 N Higgins Ave Ste 204s, Missoula, MT 59802-4401.
- What is Dr Kelsey L Gilleon Psychological Services PLLC's phone number?
- The practice phone number listed in the NPPES registry for Dr Kelsey L Gilleon Psychological Services PLLC is (406) 868-8315.
- Does Dr Kelsey L Gilleon Psychological Services PLLC accept Medicare?
- Dr Kelsey L Gilleon Psychological Services PLLC 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 Dr Kelsey L Gilleon Psychological Services PLLC?
- The authorized official listed on Dr Kelsey L Gilleon Psychological Services PLLC's NPPES record is Kelsey Gilleon, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr Kelsey L Gilleon Psychological Services PLLC's NPI active?
- Yes — Dr Kelsey L Gilleon Psychological Services PLLC's NPI (1154182491) is active in the NPPES registry as of the last update on 2025-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.