Cassandra Mastellar
NPI 1144648858 · Developmental Therapist · Syracuse, NY
Cassandra Mastellar is a Developmental Therapist provider in Syracuse, NY (NPI 1144648858).
Provider details
- NPI number
- 1144648858
- Entity type
- Individual
- Primary specialty
- Developmental TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 1950213 (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
12 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
- 2014-03-31
- Last updated
- 2014-03-31
Frequently asked questions
- What is Cassandra Mastellar's NPI number?
- Cassandra Mastellar's National Provider Identifier (NPI) is 1144648858, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Mastellar's specialty?
- Cassandra Mastellar is listed in the NPPES registry with a primary specialty of Developmental Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Cassandra Mastellar located?
- Cassandra Mastellar's practice location on file with NPPES is 1045 James St, Syracuse, NY 13203-2730.
- What is Cassandra Mastellar's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Mastellar is (315) 425-1004.
- Is Cassandra Mastellar's NPI active?
- Yes — Cassandra Mastellar's NPI (1144648858) is active in the NPPES registry as of the last update on 2014-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.