Shirley Leibowitz, Lcsw, LLC
NPI 1952818866 · Clinical Social Worker · Fair Lawn, NJ
Shirley Leibowitz, Lcsw, LLC is a Clinical Social Worker organization in Fair Lawn, NJ (NPI 1952818866).
Provider details
- NPI number
- 1952818866
- Entity type
- Organization
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Shirley Leibowitz, Clinical Social Worker(917) 538-2916
- License
- 44SC05480500 (NJ)
Specialties & taxonomies
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
8 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
- 2018-01-02
- Last updated
- 2018-01-02
Frequently asked questions
- What is Shirley Leibowitz, Lcsw, LLC's NPI number?
- Shirley Leibowitz, Lcsw, LLC's National Provider Identifier (NPI) is 1952818866, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Shirley Leibowitz, Lcsw, LLC?
- Shirley Leibowitz, Lcsw, LLC is classified in the NPPES registry as Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Shirley Leibowitz, Lcsw, LLC located?
- Shirley Leibowitz, Lcsw, LLC's practice location on file with NPPES is 26-07 Broadway Ste 16d, Fair Lawn, NJ 07410-3833.
- What is Shirley Leibowitz, Lcsw, LLC's phone number?
- The practice phone number listed in the NPPES registry for Shirley Leibowitz, Lcsw, LLC is (917) 538-2916.
- Who is the authorized official for Shirley Leibowitz, Lcsw, LLC?
- The authorized official listed on Shirley Leibowitz, Lcsw, LLC's NPPES record is Shirley Leibowitz, Clinical Social Worker. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Shirley Leibowitz, Lcsw, LLC's NPI active?
- Yes — Shirley Leibowitz, Lcsw, LLC's NPI (1952818866) is active in the NPPES registry as of the last update on 2018-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.