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Gwenn Gelfand, LMSW
NPI 1487297669 · Clinical Social Worker · Manhasset, NY
Gwenn Gelfand, LMSW is a Clinical Social Worker provider in Manhasset, NY (NPI 1487297669).
Provider details
- NPI number
- 1487297669
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- R34018 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(70/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
444 Community Dr Ste 206
Manhasset, NY 11030-3820
Phone: (516) 702-2185
Street-level locationGet directions
Mailing address
420 E 61st St Apt 15e
New York, NY 10065-8773
Additional practice locations (1)
- 420 E 61st St Apt 15eNew York, NY 10065-8773Phone: (516) 702-2185
Registry dates
- Enumerated
- 2019-10-21
- Last updated
- 2019-10-21
Frequently asked questions
- What is Gwenn Gelfand's NPI number?
- Gwenn Gelfand's National Provider Identifier (NPI) is 1487297669, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gwenn Gelfand's specialty?
- Gwenn Gelfand is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Gwenn Gelfand located?
- Gwenn Gelfand's practice location on file with NPPES is 444 Community Dr Ste 206, Manhasset, NY 11030-3820.
- What is Gwenn Gelfand's phone number?
- The practice phone number listed in the NPPES registry for Gwenn Gelfand is (516) 702-2185.
- Is Gwenn Gelfand's NPI active?
- Yes — Gwenn Gelfand's NPI (1487297669) is active in the NPPES registry as of the last update on 2019-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.