Harriet Cannon, M.C.
NPI 1215068713 · Mental Health Counselor · Seattle, WA
Harriet Cannon, M.C. is a Mental Health Counselor provider in Seattle, WA (NPI 1215068713).
Provider details
- NPI number
- 1215068713
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- M.C.
- Sex
- Female
- Sole proprietor
- Yes
- License
- LH00005176 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
19 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
- 2007-03-08
- Last updated
- 2025-09-11
Frequently asked questions
- What is Harriet Cannon's NPI number?
- Harriet Cannon's National Provider Identifier (NPI) is 1215068713, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harriet Cannon's specialty?
- Harriet Cannon is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Harriet Cannon located?
- Harriet Cannon's practice location on file with NPPES is 150 Nickerson Street, Seattle, WA 98109-1634.
- What is Harriet Cannon's phone number?
- The practice phone number listed in the NPPES registry for Harriet Cannon is (206) 352-1900.
- Is Harriet Cannon's NPI active?
- Yes — Harriet Cannon's NPI (1215068713) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.