Gwendolyn R. Butler, LCSW
Clinical Social Worker · Sea Cliff, NY
Gwendolyn R. Butler, LCSW is a clinical social worker with a practice address in Sea Cliff, New York, and NPI 1568533115, issued on Nov 13, 2006. Check the license (New York 079430, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gwendolyn R. Butler
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- 079430 NY
Self-reported in NPPES; status is on the state search - Practice location
- 16 Prospect Ave Apt 1, Sea Cliff, NY 11579
- Phone
- (929) 319-7740
- Enumerated
- Nov 13, 2006
- Record last updated
- Feb 18, 2026
- Medicare enrollment
- Enrolled (PECOS I20260224001904); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 29,293 in New York → Look up another NPI →
Verify Gwendolyn R. Butler 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 079430Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Che Senior Psychological Services, PCBrooklyn, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gwendolyn R. Butler among 29,293 clinical social worker records in New York
Gwendolyn R. Butler, LCSW is one of 29,293 clinical social worker records with a practice address in New York. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 83% newer
- In a Medicare fileYes · 8% of these records are
- In the CMS Doctors and Clinicians fileYes · 17% of these records are
- Graduated2006 · median 2001 among the 5,004 with a school on file
- Record last updated2026 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 clinical social worker records list a practice address in Sea Cliff
They are 18 of the 118 NPPES records with a practice address in Sea Cliff, and 29,293 clinical social worker records in New York.
All 29,293 in New York → Every provider in Sea Cliff → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Lorraine Bertino, PHD, LCSWSea Cliff, NY 115791780719443
- Irene Dawson, LCSWSea Cliff, NY 115791992035497
- Gayle Derienzis, LCSWSea Cliff, NY 115791558386789
- Cory HattemSea Cliff, NY 115791073980074
- Lisa Lerner, LCSWSea Cliff, NY 115791003983503
- Carol Pohrille, LCSWSea Cliff, NY 115791174533079
- Marjorie Ryan, MSWSea Cliff, NY 115791275617011
- Alan Seglin, LCSWSea Cliff, NY 115791093994881
Common questions
What is Gwendolyn R. Butler, LCSW's NPI number?
Gwendolyn R. Butler, LCSW's National Provider Identifier (NPI) is 1568533115, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gwendolyn R. Butler, LCSW located?
The NPPES record lists a practice address at 16 Prospect Ave Apt 1, Sea Cliff, NY, 11579. Phone: (929) 319-7740. Providers update this record themselves, so call before visiting.
How can I verify Gwendolyn R. Butler, LCSW's license?
NPPES lists New York license number 079430, 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. Medicare files from data.cms.gov. 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.