NPPES file of Aug 9, 2026

Mary P. Byrne, PHD, LICSW

Clinical Social Worker · Arlington, MA

Mary P. Byrne, PHD, LICSW is a clinical social worker with a practice address in Arlington, Massachusetts, and NPI 1780724377, issued on Feb 6, 2007. Check the license (Massachusetts 102456, 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
1780724377
Name
Mary P. Byrne
Credential
PHD, LICSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
102456 MA
Self-reported in NPPES; status is on the state search
Practice location
94 Pleasant St, Arlington, MA 02476
Phone
(617) 576-2296
Enumerated
Feb 6, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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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Also registered at 94 Pleasant St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Deborah Armstrong, LICSWClinical Social Worker1467432641
  2. Faith Benton, PH.D.Clinical Psychologist1356315816
  3. Andrew Bush, M.D.Psychiatry Physician1720138845
  4. Christie Carlson, LICSWClinical Social Worker1649307968
  5. Ronna Casper, LICSWClinical Social Worker1093859324
  6. Sheryl Cohn, LICSWClinical Social Worker1518199207

Verify Mary P. Byrne 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 102456
    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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189 clinical social worker records list a practice address in Arlington

They are 189 of the 974 NPPES records with a practice address in Arlington, and 17,815 clinical social worker records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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 Mary P. Byrne, PHD, LICSW's NPI number?

Mary P. Byrne, PHD, LICSW's National Provider Identifier (NPI) is 1780724377, issued on Feb 6, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary P. Byrne, PHD, LICSW located?

The NPPES record lists a practice address at 94 Pleasant St, Arlington, MA, 02476. Phone: (617) 576-2296. Providers update this record themselves, so call before visiting.

How can I verify Mary P. Byrne, PHD, LICSW's license?

NPPES lists Massachusetts license number 102456, 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.

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.