Green Mountain Psychology, PLLC
NPI 1215501903 · Mental Health Clinic/Center (Including Community Mental Health Center) · Bellingham, WA
Green Mountain Psychology, PLLC is a Mental Health Clinic/Center (Including Community Mental Health Center) organization in Bellingham, WA (NPI 1215501903).
Provider details
- NPI number
- 1215501903
- Entity type
- Organization
- Primary specialty
- Mental Health Clinic/Center (Including Community Mental Health Center)Ambulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Sage Willis, Psychologist(360) 812-1505
Specialties & taxonomies
Ambulatory Health Care Facilities
- Clinical Psychologist103TC0700X
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
5 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
- 2021-05-17
- Last updated
- 2025-03-26
- Certified
- 2025-03-26
Frequently asked questions
- What is Green Mountain Psychology, PLLC's NPI number?
- Green Mountain Psychology, PLLC's National Provider Identifier (NPI) is 1215501903, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Green Mountain Psychology, PLLC?
- Green Mountain Psychology, PLLC is classified in the NPPES registry as Mental Health Clinic/Center (Including Community Mental Health Center) (Ambulatory Health Care Facilities).
- Where is Green Mountain Psychology, PLLC located?
- Green Mountain Psychology, PLLC's practice location on file with NPPES is 2003 D St Ste 100, Bellingham, WA 98225-3204.
- What is Green Mountain Psychology, PLLC's phone number?
- The practice phone number listed in the NPPES registry for Green Mountain Psychology, PLLC is (360) 935-0860.
- Who is the authorized official for Green Mountain Psychology, PLLC?
- The authorized official listed on Green Mountain Psychology, PLLC's NPPES record is Sage Willis, Psychologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Green Mountain Psychology, PLLC's NPI active?
- Yes — Green Mountain Psychology, PLLC's NPI (1215501903) is active in the NPPES registry as of the last update on 2025-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.