William Meyer, MASTER-SOCIAL WORK
NPI 1154337434 · Clinical Social Worker · Seattle, WA
William Meyer, MASTER-SOCIAL WORK is a Clinical Social Worker provider in Seattle, WA (NPI 1154337434).
Provider details
- NPI number
- 1154337434
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MASTER-SOCIAL WORK
- Sex
- Male
- Sole proprietor
- Yes
- License
- LW00005801 (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
- 2006-07-31
- Last updated
- 2025-09-11
Frequently asked questions
- What is William Meyer's NPI number?
- William Meyer's National Provider Identifier (NPI) is 1154337434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Meyer's specialty?
- William Meyer is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Meyer located?
- William Meyer's practice location on file with NPPES is 3245 Fairview Ave E Ste 200, Seattle, WA 98102-3053.
- What is William Meyer's phone number?
- The practice phone number listed in the NPPES registry for William Meyer is (206) 325-2504.
- Is William Meyer's NPI active?
- Yes — William Meyer's NPI (1154337434) 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.