Mary Hennessy, OTR/L
NPI 1245872779 · Occupational Therapist · Brooklyn, NY
Mary Hennessy, OTR/L is a Occupational Therapist provider in Brooklyn, NY (NPI 1245872779).
Provider details
- NPI number
- 1245872779
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Female
- Sole proprietor
- No
- License
- 0226081 (NY)
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
6 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
- 2019-10-16
- Last updated
- 2019-10-16
Frequently asked questions
- What is Mary Hennessy's NPI number?
- Mary Hennessy's National Provider Identifier (NPI) is 1245872779, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Hennessy's specialty?
- Mary Hennessy is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Hennessy located?
- Mary Hennessy's practice location on file with NPPES is 703 Flatbush Ave, Brooklyn, NY 11225-6155.
- What is Mary Hennessy's phone number?
- The practice phone number listed in the NPPES registry for Mary Hennessy is (718) 789-2451.
- Is Mary Hennessy's NPI active?
- Yes — Mary Hennessy's NPI (1245872779) is active in the NPPES registry as of the last update on 2019-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.