Robert Brennan
NPI 1689123465 · Mental Health Counselor · Braintree, MA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Brennan is a Mental Health Counselor provider in Braintree, MA (NPI 1689123465).
Provider details
- NPI number
- 1689123465
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
9 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
- 2016-09-22
- Last updated
- 2026-03-28
- Certified
- 2026-03-28
Frequently asked questions
- What is Robert Brennan's NPI number?
- Robert Brennan's National Provider Identifier (NPI) is 1689123465, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Brennan's specialty?
- Robert Brennan is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Robert Brennan located?
- Robert Brennan's practice location on file with NPPES is 287 Commercial St Apt 13, Braintree, MA 02184-5319.
- What is Robert Brennan's phone number?
- The practice phone number listed in the NPPES registry for Robert Brennan is (781) 600-4842.
- Does Robert Brennan accept Medicare?
- Robert Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Brennan's NPI active?
- Yes — Robert Brennan's NPI (1689123465) is active in the NPPES registry as of the last update on 2026-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.