Colleen Illsley, LMHC
NPI 1902252430 · Mental Health Counselor · Snohomish, WA
Colleen Illsley, LMHC is a Mental Health Counselor provider in Snohomish, WA (NPI 1902252430).
Provider details
- NPI number
- 1902252430
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- No
- License
- LH00008189 (WA)
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
10 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
- 2016-05-13
- Last updated
- 2016-05-13
Frequently asked questions
- What is Colleen Illsley's NPI number?
- Colleen Illsley's National Provider Identifier (NPI) is 1902252430, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colleen Illsley's specialty?
- Colleen Illsley is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Colleen Illsley located?
- Colleen Illsley's practice location on file with NPPES is 221 Avenue B, Snohomish, WA 98290-2840.
- What is Colleen Illsley's phone number?
- The practice phone number listed in the NPPES registry for Colleen Illsley is (425) 349-7244.
- Is Colleen Illsley's NPI active?
- Yes — Colleen Illsley's NPI (1902252430) is active in the NPPES registry as of the last update on 2016-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.