William Stewart, MSW
NPI 1114010519 · Social Worker · Brown Deer, WI
William Stewart, MSW is a Social Worker provider in Brown Deer, WI (NPI 1114010519).
Provider details
- NPI number
- 1114010519
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
83% 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
- 2006-09-30
- Last updated
- 2025-09-11
Frequently asked questions
- What is William Stewart's NPI number?
- William Stewart's National Provider Identifier (NPI) is 1114010519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Stewart's specialty?
- William Stewart is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is William Stewart located?
- William Stewart's practice location on file with NPPES is 3900 W Brown Deer Rd, Brown Deer, WI 53209.
- What is William Stewart's phone number?
- The practice phone number listed in the NPPES registry for William Stewart is (414) 540-2170.
- Is William Stewart's NPI active?
- Yes — William Stewart's NPI (1114010519) 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.