Gwen R. Grenard, LCSW-R
Clinical Social Worker · Great Neck, NY
Gwen R. Grenard, LCSW-R is a clinical social worker with a practice address in Great Neck, New York, and NPI 1417003732, issued on Jan 27, 2007. Check the license (New York R048175-1, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Gwen R. Grenard
- Credential
- LCSW-R
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- R048175-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 505 Northern Blvd, Great Neck, NY 11021
- Phone
- (516) 639-6392
- Enumerated
- Jan 27, 2007
- Record last updated
- Dec 16, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090917000089); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 505 Northern Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Konstantinos Booras, O.D., F.A.A.O.Optometrist1093777377
- Caesar Cantone, PT, LACPhysical Therapist1427004670
- Judith Geizhals, PHDClinical Psychologist1295067544
Verify Gwen R. Grenard in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license R048175-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95 clinical social worker records list a practice address in Great Neck
They are 95 of the 2,508 NPPES records with a practice address in Great Neck, and 29,293 clinical social worker records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 95 in Great Neck → All 29,293 in New York → Every provider in Great Neck →
Other clinical social worker records in New York
- Daniel Aaron, LCSW, PH.D.Bronx, NY1922076017
- Leslie Aaron, LCSWNew York, NY1740346683
- Michael Aaron, LMSWNew York, NY1750678868
- Ortal Aaron, BABronx, NY1255413142
- Sharon Aaron, LCSWBinghamton, NY1073521589
- Shawna Marie Aarons-Cooke, LCSWNew Rochelle, NY1700060076
- Cindy Aaronson, MSW, PHDNew York, NY1912079799
- Anita Aasen, LCSWVictor, NY1740569581
- Janet Ab EdBrooklyn, NY1033476841
- Julie Abada, LCSWFresh Meadows, NY1942375829
Common questions
What is Gwen R. Grenard, LCSW-R's NPI number?
Gwen R. Grenard, LCSW-R's National Provider Identifier (NPI) is 1417003732, issued on Jan 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Gwen R. Grenard, LCSW-R located?
The NPPES record lists a practice address at 505 Northern Blvd, Great Neck, NY, 11021. Phone: (516) 639-6392. Providers update this record themselves, so call before visiting.
How can I verify Gwen R. Grenard, LCSW-R's license?
NPPES lists New York license number R048175-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.