NPPES file of Aug 9, 2026

Mary Ellen Nixon, LMHC

Addiction (Substance Use Disorder) Counselor · Roslindale, MA

Mary Ellen Nixon, LMHC is an addiction (substance use disorder) counselor with a practice address in Roslindale, Massachusetts, and NPI 1568686558, issued on Apr 12, 2007. Check the license (Massachusetts 5424, 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
1568686558
Name
Mary Ellen Nixon
Credential
LMHC
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
5424 MA
Self-reported in NPPES; status is on the state search
Practice location
38 Doncaster St, Roslindale, MA 02131
Phone
(617) 323-6995
Enumerated
Apr 12, 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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Verify Mary Ellen Nixon 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 5424    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Addiction (Substance Use Disorder) Counselor providers in Massachusetts

There are 2,375 addiction (substance use disorder) counselor records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,375 in Massachusetts → Every provider in Roslindale →

Other addiction (substance use disorder) counselor records in Massachusetts

  1. William AbbatePlymouth, MA1568013944
  2. Brianna Abbott, LMHC LADC1Springfield, MA1225503725
  3. Erik AbelWoburn, MA1295163822
  4. Kimberly AbissoLynn, MA1588206403
  5. Elonzo Abraham, M.ED, CACIBoston, MA1609189760
  6. Heidi AbramsBrewster, MA1245332048
  7. Maury AbramsEasthampton, MA1629096649
  8. Jose Abreu, BALowell, MA1063531424
  9. Kelli AccardiLawrence, MA1023417813
  10. Nicholas AcquadroWoburn, MA1346851532

Common questions

What is Mary Ellen Nixon, LMHC's NPI number?

Mary Ellen Nixon, LMHC's National Provider Identifier (NPI) is 1568686558, issued on Apr 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary Ellen Nixon, LMHC located?

The NPPES record lists a practice address at 38 Doncaster St, Roslindale, MA, 02131. Phone: (617) 323-6995. Providers update this record themselves, so call before visiting.

How can I verify Mary Ellen Nixon, LMHC's license?

NPPES lists Massachusetts license number 5424, 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.