Sheldon Libby, LCSW
NPI 1609961366 · Clinical Social Worker · Passaic, NJ
Sheldon Libby, LCSW is a Clinical Social Worker provider in Passaic, NJ (NPI 1609961366).
Provider details
- NPI number
- 1609961366
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 035020-1 (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
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
Mailing address
Registry dates
- Enumerated
- 2006-10-04
- Last updated
- 2011-04-27
Frequently asked questions
- What is Sheldon Libby's NPI number?
- Sheldon Libby's National Provider Identifier (NPI) is 1609961366, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sheldon Libby's specialty?
- Sheldon Libby is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Sheldon Libby located?
- Sheldon Libby's practice location on file with NPPES is 385 Terhune Ave, Passaic, NJ 07055-2448.
- What is Sheldon Libby's phone number?
- The practice phone number listed in the NPPES registry for Sheldon Libby is (973) 777-7915.
- Is Sheldon Libby's NPI active?
- Yes — Sheldon Libby's NPI (1609961366) is active in the NPPES registry as of the last update on 2011-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.