Maureen Mcmahon
NPI 1871879957 · Addiction (Substance Use Disorder) Counselor · Manchester, NH
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maureen Mcmahon is a Addiction (Substance Use Disorder) Counselor provider in Manchester, NH (NPI 1871879957).
Provider details
- NPI number
- 1871879957
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
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
14 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2011-11-02
- Last updated
- 2011-11-02
Frequently asked questions
- What is Maureen Mcmahon's NPI number?
- Maureen Mcmahon's National Provider Identifier (NPI) is 1871879957, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maureen Mcmahon's specialty?
- Maureen Mcmahon is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Maureen Mcmahon located?
- Maureen Mcmahon's practice location on file with NPPES is 335 Cypress St, Manchester, NH 03103-3626.
- What is Maureen Mcmahon's phone number?
- The practice phone number listed in the NPPES registry for Maureen Mcmahon is (603) 321-5954.
- Does Maureen Mcmahon accept Medicare?
- Maureen Mcmahon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maureen Mcmahon's NPI active?
- Yes — Maureen Mcmahon's NPI (1871879957) is active in the NPPES registry as of the last update on 2011-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.