NPPES file of Aug 9, 2026

Brett Phillip Terrien, LMHC

Mental Health Counselor · Boston, MA

Brett Phillip Terrien, LMHC is a mental health counselor with a practice address in Boston, Massachusetts, and NPI 1568474385, issued on Aug 12, 2006. Check the license (Massachusetts MH000005302CC, 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
1568474385
Name
Brett Phillip Terrien
Credential
LMHC
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
MH000005302CC MA
Self-reported in NPPES; status is on the state search
Practice location
59 Temple PL, Boston, MA 02111
Phone
(617) 470-5404
Enumerated
Aug 12, 2006
Record last updated
Jun 21, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(617) 728-4801
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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8 nearest mental health counselor records → All 18,415 in Massachusetts → Look up another NPI →

Also registered at 59 Temple PL

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

  1. Jaimie Champagne, LIC.AC., MAOMAcupuncturist1407998917
  2. Edward McLaughlin, PH.D.Clinical Psychologist1164574257
  3. Sabrina Popp, M.D.Psychiatry Physician1245287903
  4. John Pruitt, M.D.Psychiatry Physician1063562320
  5. John Raftery, M.D.Pediatrics Physician1053529040

Verify Brett Phillip Terrien 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 MH000005302CC    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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Brett Phillip Terrien among 18,415 mental health counselor records in Massachusetts

Brett Phillip Terrien, LMHC is one of 18,415 mental health counselor records with a practice address in Massachusetts. 7% 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, 94% newer
  • In a Medicare fileNo · 7% of these records are
  • In the CMS Doctors and Clinicians fileNo · 10% of these records are
  • Record last updated2011 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

819 mental health counselor records list a practice address in Boston

They are 819 of the 41,865 NPPES records with a practice address in Boston, and 18,415 mental health counselor records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 18,415 in Massachusetts → Every provider in Boston → Mental Health Counselor nationwide →

The 8 mental health counselor records with the nearest ZIP codes

  1. Kathryn Alston, LMFTBoston, MA 021111538419361
  2. Yu-Tsz Cherng, MA, NCC, LMHC, LCPCBoston, MA 021111538783089
  3. Suji ChoeBoston, MA 021111467850511
  4. Pin Wen Chou, LMHCBoston, MA 021111013489194
  5. Masuka ClaryBoston, MA 021111548762685
  6. Kathryn Falcon, MSBoston, MA 021111790382497
  7. Kellsey Forest, LICSWBoston, MA 021111639671167
  8. Ashley Franklin, LICSWBoston, MA 021111043735566

Common questions

What is Brett Phillip Terrien, LMHC's NPI number?

Brett Phillip Terrien, LMHC's National Provider Identifier (NPI) is 1568474385, issued on Aug 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Brett Phillip Terrien, LMHC located?

The NPPES record lists a practice address at 59 Temple PL, Boston, MA, 02111. Phone: (617) 470-5404. Providers update this record themselves, so call before visiting.

How can I verify Brett Phillip Terrien, LMHC's license?

NPPES lists Massachusetts license number MH000005302CC, 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.