Mary Nixon, LMHC
NPI 1568686558 · Addiction (Substance Use Disorder) Counselor · Roslindale, MA
Mary Nixon, LMHC is a Addiction (Substance Use Disorder) Counselor provider in Roslindale, MA (NPI 1568686558).
Provider details
- NPI number
- 1568686558
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 5424 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Nixon's NPI number?
- Mary Nixon's National Provider Identifier (NPI) is 1568686558, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Nixon's specialty?
- Mary Nixon is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Nixon located?
- Mary Nixon's practice location on file with NPPES is 38 Doncaster St, Roslindale, MA 02131-4610.
- What is Mary Nixon's phone number?
- The practice phone number listed in the NPPES registry for Mary Nixon is (617) 323-6995.
- Is Mary Nixon's NPI active?
- Yes — Mary Nixon's NPI (1568686558) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.