IndividualActive
Joann Williamson, MSW
NPI 1265573554 · Social Worker · East Chicago, IN
Joann Williamson, MSW is a Social Worker provider in East Chicago, IN (NPI 1265573554).
Provider details
- NPI number
- 1265573554
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 index)
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
3903 Indianapolis Blvd
East Chicago, IN 46312-2555
Phone: (219) 398-7050
Street-level locationGet directions
Mailing address
5311 Hayes St
Merrillville, IN 46410-1349
Registry dates
- Enumerated
- 2007-02-09
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joann Williamson's NPI number?
- Joann Williamson's National Provider Identifier (NPI) is 1265573554, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joann Williamson's specialty?
- Joann Williamson is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Joann Williamson located?
- Joann Williamson's practice location on file with NPPES is 3903 Indianapolis Blvd, East Chicago, IN 46312-2555.
- What is Joann Williamson's phone number?
- The practice phone number listed in the NPPES registry for Joann Williamson is (219) 398-7050.
- Is Joann Williamson's NPI active?
- Yes — Joann Williamson's NPI (1265573554) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.