David Marder
Social Worker · Uniondale, NY
David Marder is a social worker with a practice address in Uniondale, New York, and NPI 1144867342, issued on Dec 6, 2019. Check the license with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David Marder
- Primary taxonomy
- Social Worker 104100000X
- Practice location
- 60 Charles Lindbergh Blvd, Uniondale, NY 11553
- Phone
- (516) 227-8255
- Enumerated
- Dec 6, 2019
- Record last updated
- Dec 6, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicaid ID
- 1144867342 NY
- Medicare enrollment
- Enrolled (PECOS I20221216001052); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest social worker records → All 23,561 in New York → Look up another NPI →
Also registered at 60 Charles Lindbergh Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anna Anderson, MASTERS DEGREECase Manager/Care Coordinator1922363241
- Amanda Aponte, LMSWSocial Worker1598308108
- Chirlene Barthelemy, MS ED, CRCCase Manager/Care Coordinator1508253618
- Harriet Bassen, RNCase Manager/Care Coordinator1063774339
- Kim Bello, LCSWCase Manager/Care Coordinator1295097566
- Annemarie BiancoCase Manager/Care Coordinator1962764159
Verify David Marder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this professionCheck 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
- Central Nassau Guidance And Counseling Services, Inc.Hicksville, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David Marder among 23,561 social worker records in New York
David Marder is one of 23,561 social worker records with a practice address in New York. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 43% of them.
- NPI issued2019 · 43% of these records are older, 51% newer
- In a Medicare fileYes · 3% of these records are
- In the CMS Doctors and Clinicians fileYes · 5% of these records are
- Graduated2017 · median 2013 among the 1,177 with a school on file
- Record last updated2019 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
21 social worker records list a practice address in Uniondale
They are 21 of the 411 NPPES records with a practice address in Uniondale, and 23,561 social worker records in New York.
All 23,561 in New York → Every provider in Uniondale → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Amanda Aponte, LMSWUniondale, NY 115531598308108
- Danielle Block, LMSWUniondale, NY 115531548458250
- Keith Coles, LMSWUniondale, NY 115531265904635
- Sade DrakesUniondale, NY 115531659918712
- Gina Dudley, LMSWUniondale, NY 115531225421613
- Carol EasonUniondale, NY 115531528613163
- Joanna Escobar, LMSWUniondale, NY 115531568616969
- Tiffany Frederick, LMSWUniondale, NY 115531619673506
Common questions
What is David Marder's NPI number?
David Marder's National Provider Identifier (NPI) is 1144867342, issued on Dec 6, 2019. An NPI identifies a provider in billing; it is not a license.
Where is David Marder located?
The NPPES record lists a practice address at 60 Charles Lindbergh Blvd, Uniondale, NY, 11553. Phone: (516) 227-8255. Providers update this record themselves, so call before visiting.
How can I verify David Marder's license?
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.