Karen Mahoney-Malcomson, LMSW
Social Worker · West Hempstead, NY
Karen Mahoney-Malcomson, LMSW is a social worker with a practice address in West Hempstead, New York, and NPI 1477734549, issued on Nov 17, 2007. Check the license (New York 073294-1, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Mahoney-Malcomson
- Credential
- LMSW
- Primary taxonomy
- Social Worker 104100000X
- License number
- 073294-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 600 Hempstead Tpke, West Hempstead, NY 11552
- Phone
- (516) 481-2890
- Enumerated
- Nov 17, 2007
- Record last updated
- Nov 17, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (516) 481-2723
- Medicare enrollment
- Enrolled (PECOS I20191202000954); may accept 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 600 Hempstead Tpke
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Johan Mejia, LCSWClinical Social Worker1740604271
- Richard Menzel, DDSOral & Maxillofacial Surgery (D.M.D.)1770665259
- Helena Solomon, LMHCMental Health Counselor1861601874
Verify Karen Mahoney-Malcomson 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 073294-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- North Shore-Lij Medical PCGlen Oaks, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Mahoney-Malcomson among 23,561 social worker records in New York
Karen Mahoney-Malcomson, LMSW 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 2007, is newer than 4% of them.
- NPI issued2007 · 4% of these records are older, 92% newer
- In a Medicare fileYes · 3% of these records are
- In the CMS Doctors and Clinicians fileYes · 5% of these records are
- Graduated2005 · median 2013 among the 1,177 with a school on file
- Record last updated2007 · 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).
37 social worker records list a practice address in West Hempstead
They are 37 of the 608 NPPES records with a practice address in West Hempstead, and 23,561 social worker records in New York.
All 23,561 in New York → Every provider in West Hempstead → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Stephorna Barnes-Patterson, LCSWWest Hempstead, NY 115521316247075
- Maya Beck, LMSWWest Hempstead, NY 115521629350806
- Wendy Brown Smalls, SOCIAL WORKERWest Hempstead, NY 115521376792267
- Stacey Edelstein, MSWWest Hempstead, NY 115521053545483
- Regina Gorman, LCSWWest Hempstead, NY 115521598196693
- April Grundman, PHDWest Hempstead, NY 115521871046359
- Joyce Hassan, LMSWWest Hempstead, NY 115521881069748
- Susan JosephWest Hempstead, NY 115521467835306
Common questions
What is Karen Mahoney-Malcomson, LMSW's NPI number?
Karen Mahoney-Malcomson, LMSW's National Provider Identifier (NPI) is 1477734549, issued on Nov 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Karen Mahoney-Malcomson, LMSW located?
The NPPES record lists a practice address at 600 Hempstead Tpke, West Hempstead, NY, 11552. Phone: (516) 481-2890. Providers update this record themselves, so call before visiting.
How can I verify Karen Mahoney-Malcomson, LMSW's license?
NPPES lists New York license number 073294-1, 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. 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.