Leonard William Kupec, MSW
Clinical Social Worker · Hartford, CT
Leonard William Kupec, MSW is a clinical social worker with a practice address in Hartford, Connecticut, and NPI 1972537546, issued on Jul 10, 2006. Check the license (Connecticut 002543, as entered in NPPES) with the Connecticut board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Leonard William Kupec
- Credential
- MSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- 002543 CT
Self-reported in NPPES; status is on the state search - Practice location
- 675 Tower Avenue, Hartford, CT 06112
- Phone
- (860) 714-2750
- Enumerated
- Jul 10, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (860) 714-8591
- Medicaid ID
- 0042005797 CT
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 7,729 in Connecticut → Look up another NPI →
Also registered at 675 Tower Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Annette Corey, LPCProfessional Counselor1790884831
- Carlotta Creevey, LCSW, LADCClinical Social Worker1437256898
- Carol Dares, LPCMental Health Counselor1891729208
- Jill Epstein Jones, LCSWClinical Social Worker1861566853
- John Lombardo, LPCMental Health Counselor1417041187
- James Murray, MA LPCMental Health Counselor1851472211
Verify Leonard William Kupec in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 002543Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Leonard William Kupec among 7,729 clinical social worker records in Connecticut
Leonard William Kupec, MSW is one of 7,729 clinical social worker records with a practice address in Connecticut. 15% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than under 1% of them.
- NPI issued2006 · under 1% of these records are older, 86% newer
- In a Medicare fileNo · 15% of these records are
- In the CMS Doctors and Clinicians fileNo · 23% of these records are
- Record last updated2007 · 59% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
556 clinical social worker records list a practice address in Hartford
They are 556 of the 6,317 NPPES records with a practice address in Hartford, and 7,729 clinical social worker records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,729 in Connecticut → Every provider in Hartford → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Kevin Asp, LCSWHartford, CT 061121013923317
- Daniel Barone, LCSWHartford, CT 061121740353150
- Susan Correll, LCSWHartford, CT 061121174695720
- Carlotta Creevey, LCSW, LADCHartford, CT 061121437256898
- Margaret Dillon, LCSWHartford, CT 061121871534123
- Kevin Donahue, LCSWMeriden, CT 061121972526911
- Jill Epstein Jones, LCSWHartford, CT 061121861566853
- Joan Lingard, LCSWHartford, CT 061121346256617
Common questions
What is Leonard William Kupec, MSW's NPI number?
Leonard William Kupec, MSW's National Provider Identifier (NPI) is 1972537546, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Leonard William Kupec, MSW located?
The NPPES record lists a practice address at 675 Tower Avenue, Hartford, CT, 06112. Phone: (860) 714-2750. Providers update this record themselves, so call before visiting.
How can I verify Leonard William Kupec, MSW's license?
NPPES lists Connecticut license number 002543, as entered by the provider. Search the Connecticut 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.