NPPES file of Aug 9, 2026

Peter Edward Obrien, LICSW

Clinical Social Worker · Dalton, MA

Peter Edward Obrien, LICSW is a clinical social worker with a practice address in Dalton, Massachusetts, and NPI 1487139416, issued on Sep 25, 2018. Check the license (Massachusetts 1021873-SW-LICSW, 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
1487139416
Name
Peter Edward Obrien
Credential
LICSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
1021873-SW-LICSW MA
1021873 MA
Self-reported in NPPES; status is on the state search
Practice location
35 Fox RD, Dalton, MA 01226
Phone
(413) 684-0780
Enumerated
Sep 25, 2018
Record last updated
Sep 25, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicaid ID
1021873 MA
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 Peter Edward Obrien 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 1021873-SW-LICSW
    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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Peter Edward Obrien among 17,815 clinical social worker records in Massachusetts

Peter Edward Obrien, LICSW is one of 17,815 clinical social worker records with a practice address in Massachusetts. 8% 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 2018, is newer than 65% of them.

  • NPI issued2018 · 65% of these records are older, 23% newer
  • In a Medicare fileNo · 8% of these records are
  • In the CMS Doctors and Clinicians fileNo · 17% of these records are
  • Record last updated2018 · 68% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

5 clinical social worker records list a practice address in Dalton

They are 5 of the 36 NPPES records with a practice address in Dalton, and 17,815 clinical social worker records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical social worker records with the nearest ZIP codes

  1. Jennifer Doane, MSW, LICSWDalton, MA 012261982941803
  2. Elta Friedman, LICSWDalton, MA 012261184101875
  3. James Jacobsen, LICSWDalton, MA 012261487822284
  4. Shannon McCarthy, LADC LICSWDalton, MA 012261013584051
  5. Michelle Perrier, MSW,LICSWCheshire, MA 012251720129570
  6. Pamela Bachrach, LICSWBecket, MA 012231528199809
  7. Roger Chabot, MSN, LCSW, LICSWBecket, MA 012231689746521
  8. Lisa PiemontBecket, MA 012231568942175

Common questions

What is Peter Edward Obrien, LICSW's NPI number?

Peter Edward Obrien, LICSW's National Provider Identifier (NPI) is 1487139416, issued on Sep 25, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Peter Edward Obrien, LICSW located?

The NPPES record lists a practice address at 35 Fox RD, Dalton, MA, 01226. Phone: (413) 684-0780. Providers update this record themselves, so call before visiting.

How can I verify Peter Edward Obrien, LICSW's license?

NPPES lists Massachusetts license number 1021873-SW-LICSW, 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.