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Michelle Chadderdon
NPI 1538544192 · Behavior Analyst · Seattle, WA
Michelle Chadderdon is a Behavior Analyst provider in Seattle, WA (NPI 1538544192).
Provider details
- NPI number
- 1538544192
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- CG60585475 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(73/100 index)
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
3214 W Mcgraw St Ste 212
Seattle, WA 98199-3239
Phone: (206) 453-4882
Street-level locationGet directions
Mailing address
3214 W Mcgraw St Ste 212
Seattle, WA 98199-3239
Registry dates
- Enumerated
- 2015-07-24
- Last updated
- 2015-07-24
Frequently asked questions
- What is Michelle Chadderdon's NPI number?
- Michelle Chadderdon's National Provider Identifier (NPI) is 1538544192, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Chadderdon's specialty?
- Michelle Chadderdon is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Michelle Chadderdon located?
- Michelle Chadderdon's practice location on file with NPPES is 3214 W Mcgraw St Ste 212, Seattle, WA 98199-3239.
- What is Michelle Chadderdon's phone number?
- The practice phone number listed in the NPPES registry for Michelle Chadderdon is (206) 453-4882.
- Is Michelle Chadderdon's NPI active?
- Yes — Michelle Chadderdon's NPI (1538544192) is active in the NPPES registry as of the last update on 2015-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.