HALLIE SINGER
NPI 1174439343
Social Worker in Roslyn, NY
About Hallie Singer NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HALLIE SINGER (NPI 1174439343) is an individual social worker in Roslyn, New York, licensed in New York (133149) and active in the NPI registry since August 2026.
NPPES Registry Identity
Specialties & Licenses
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Hallie Singer's NPI number?
The NPI number for Hallie Singer is 1174439343. It was assigned to this individual provider in the NPPES registry on August 19, 2026.
Where is Hallie Singer located?
Hallie Singer practices at 20 Spruce Dr, Roslyn, NY 11576. The listed phone number is (516) 477-3462.
What is Hallie Singer's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
When was this NPI record last updated?
The NPPES record for Hallie Singer was last updated on August 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Hallie Singer · NPI 1174439343
Social Worker provider in Roslyn, New York. Individual provider, active in the CMS NPPES registry since August 19, 2026.
## Identity
- **NPI:** 1174439343 (Entity type: Individual)
- **Enumerated:** August 19, 2026
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **State license:** 133149 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 20 SPRUCE DR, Roslyn, NY 11576-2330
- **Phone:** (516) 477-3462
## Record status
- **NPPES last updated:** August 19, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1174439343) · Data from the CMS NPPES public registry.