Diane Mastroianni, OT
NPI 1801322391 · Occupational Therapist · Monson, MA
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Mastroianni, OT is a Occupational Therapist provider in Monson, MA (NPI 1801322391).
Provider details
- NPI number
- 1801322391
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OT
- Sex
- Female
- Sole proprietor
- No
- License
- 10458 (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
9 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
- 2017-05-03
- Last updated
- 2017-05-03
Frequently asked questions
- What is Diane Mastroianni's NPI number?
- Diane Mastroianni's National Provider Identifier (NPI) is 1801322391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Mastroianni's specialty?
- Diane Mastroianni is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Diane Mastroianni located?
- Diane Mastroianni's practice location on file with NPPES is 434 Lower Hampden Rd, Monson, MA 01057-9739.
- What is Diane Mastroianni's phone number?
- The practice phone number listed in the NPPES registry for Diane Mastroianni is (413) 267-5326.
- Does Diane Mastroianni accept Medicare?
- Diane Mastroianni is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Mastroianni's NPI active?
- Yes — Diane Mastroianni's NPI (1801322391) is active in the NPPES registry as of the last update on 2017-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.