Mary Obrien, OTRL, CHT
NPI 1740352186 · Occupational Therapist · Chestnut Hill, MA
Mary Obrien, OTRL, CHT is a Occupational Therapist provider in Chestnut Hill, MA (NPI 1740352186).
Provider details
- NPI number
- 1740352186
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTRL, CHT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 3316 (MA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative 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
- 2006-11-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Obrien's NPI number?
- Mary Obrien's National Provider Identifier (NPI) is 1740352186, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Obrien's specialty?
- Mary Obrien is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Obrien located?
- Mary Obrien's practice location on file with NPPES is 850 Boylston St, Chestnut Hill, MA 02467-2477.
- What is Mary Obrien's phone number?
- The practice phone number listed in the NPPES registry for Mary Obrien is (617) 732-9525.
- Is Mary Obrien's NPI active?
- Yes — Mary Obrien's NPI (1740352186) 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.