Brennan Mallonee, LMHC
NPI 1508159476 · Mental Health Counselor · Somerville, MA
Brennan Mallonee, LMHC is a Mental Health Counselor provider in Somerville, MA (NPI 1508159476).
Provider details
- NPI number
- 1508159476
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 8295 (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
15 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
- 2011-05-25
- Last updated
- 2019-03-27
Frequently asked questions
- What is Brennan Mallonee's NPI number?
- Brennan Mallonee's National Provider Identifier (NPI) is 1508159476, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brennan Mallonee's specialty?
- Brennan Mallonee is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Brennan Mallonee located?
- Brennan Mallonee's practice location on file with NPPES is 53 Chester Street, Somerville, MA 02144-3001.
- What is Brennan Mallonee's phone number?
- The practice phone number listed in the NPPES registry for Brennan Mallonee is (617) 207-4077.
- Is Brennan Mallonee's NPI active?
- Yes — Brennan Mallonee's NPI (1508159476) is active in the NPPES registry as of the last update on 2019-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.