NPPES file of Aug 9, 2026

Brett Gannon, LCSW

Clinical Social Worker · Clinton, MA

Brett Gannon, LCSW is a clinical social worker with a practice address in Clinton, Massachusetts, and NPI 1447041629, issued on May 15, 2025. Check the license (Massachusetts LCSW227550, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447041629
Name
Brett Gannon
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
LCSW227550 MA
Self-reported in NPPES; status is on the state search
Practice location
7 Lorraine Ave, Clinton, MA 01510
Phone
(978) 502-6229
Enumerated
May 15, 2025
Record last updated
May 15, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Brett Gannon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license LCSW227550    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Massachusetts license search

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5 clinical social worker records list a practice address in Clinton

They are 5 of the 106 NPPES records with a practice address in Clinton, and 17,815 clinical social worker records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 5 in Clinton → All 17,815 in Massachusetts → Every provider in Clinton →

Other clinical social worker records in Massachusetts

  1. Andrew Aaron, LICSWNew Bedford, MA1053477885
  2. Cynthia AaronFall River, MA1407258676
  3. Emanuel Aaron, LICSW,LADCI, CADCII,Orange, MA1134475817
  4. Karla Abad, LCSWLynn, MA1598577470
  5. Amy Abair, LICSWBoston, MA1972821858
  6. Nicole Abair, LCSWLexington, MA1386590859
  7. Stephanie Abate, LICSWAmherst, MA1669580973
  8. Lynn Abbey, LICSWFall River, MA1437189248
  9. Bernard Abbot, MSWBoston, MA1861913188
  10. Amanda Abbott, CNM, LCSWCambridge, MA1821358284

Common questions

What is Brett Gannon, LCSW's NPI number?

Brett Gannon, LCSW's National Provider Identifier (NPI) is 1447041629, issued on May 15, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Brett Gannon, LCSW located?

The NPPES record lists a practice address at 7 Lorraine Ave, Clinton, MA, 01510. Phone: (978) 502-6229. Providers update this record themselves, so call before visiting.

How can I verify Brett Gannon, LCSW's license?

NPPES lists Massachusetts license number LCSW227550, as entered by the provider. Search the Massachusetts 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.