Deirdre Williams, LCSW
NPI 1952717845 · Clinical Social Worker · Brooklyn, NY
Deirdre Williams, LCSW is a Clinical Social Worker provider in Brooklyn, NY (NPI 1952717845).
Provider details
- NPI number
- 1952717845
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 089734-1 (NY)
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
11 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
- 2014-07-11
- Last updated
- 2016-05-17
Frequently asked questions
- What is Deirdre Williams's NPI number?
- Deirdre Williams's National Provider Identifier (NPI) is 1952717845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deirdre Williams's specialty?
- Deirdre Williams is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Deirdre Williams located?
- Deirdre Williams's practice location on file with NPPES is 9201 4th Ave, Brooklyn, NY 11209-7065.
- What is Deirdre Williams's phone number?
- The practice phone number listed in the NPPES registry for Deirdre Williams is (718) 238-6444.
- Is Deirdre Williams's NPI active?
- Yes — Deirdre Williams's NPI (1952717845) is active in the NPPES registry as of the last update on 2016-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.