IndividualActive
Leslie Williams, LCSW
NPI 1689755563 · Clinical Social Worker · Brooklyn, NY
Leslie Williams, LCSW is a Clinical Social Worker provider in Brooklyn, NY (NPI 1689755563).
Provider details
- NPI number
- 1689755563
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 074466 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 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
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
585 Schenectady Ave
Brooklyn, NY 11203-1822
Phone: (718) 604-5281
Fax: (718) 604-5527
Street-level locationGet directions
Mailing address
585 Schenectady Ave
Brooklyn, NY 11203-1809
Registry dates
- Enumerated
- 2006-10-18
- Last updated
- 2008-03-07
Frequently asked questions
- What is Leslie Williams's NPI number?
- Leslie Williams's National Provider Identifier (NPI) is 1689755563, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Williams's specialty?
- Leslie Williams is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Leslie Williams located?
- Leslie Williams's practice location on file with NPPES is 585 Schenectady Ave, Brooklyn, NY 11203-1822.
- What is Leslie Williams's phone number?
- The practice phone number listed in the NPPES registry for Leslie Williams is (718) 604-5281.
- Is Leslie Williams's NPI active?
- Yes — Leslie Williams's NPI (1689755563) is active in the NPPES registry as of the last update on 2008-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.