Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Cassandra Mastellar

Individual provider Developmental Therapist · NPI 1144648858

Cassandra Mastellar is a Developmental Therapist in Syracuse, New York. Licensed in New York. Registered with an NPI since 2014.

Licensed in
NY
In the registry since
2014

Practice location Address checks out

1045 James St
Syracuse, NY 13203-2730
Phone: (315) 425-1004
Fax: (315) 422-4855
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Developmental Therapist (primary) Taxonomy 222Q00000X · Licence 1950213 (NY)

Record details

NPI number1144648858
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMarch 31, 2014
Last updated in NPPESMarch 31, 2014
Mailing address1045 James St, Syracuse, NY 13203-2730

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