IndividualActive
Jennifer Leff, LCSW
NPI 1457473324 · Clinical Social Worker · New York, NY
Jennifer Leff, LCSW is a Clinical Social Worker provider in New York, NY (NPI 1457473324).
Provider details
- NPI number
- 1457473324
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 060952 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 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
156 5th Ave
Suite 1208
New York, NY 10010-7002
Phone: (212) 696-7479
Street-level locationGet directions
Mailing address
500 E 77th St
New York, NY 10162-0025
Registry dates
- Enumerated
- 2007-04-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is Jennifer Leff's NPI number?
- Jennifer Leff's National Provider Identifier (NPI) is 1457473324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Leff's specialty?
- Jennifer Leff is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Jennifer Leff located?
- Jennifer Leff's practice location on file with NPPES is 156 5th Ave, New York, NY 10010-7002.
- What is Jennifer Leff's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Leff is (212) 696-7479.
- Is Jennifer Leff's NPI active?
- Yes — Jennifer Leff's NPI (1457473324) 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.