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

Mrs. Theresa Mackey

Individual provider Behavior Analyst · NPI 1316328420

Mrs. Theresa Mackey is a Behavior Analyst in N Massapequa, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2015

Practice location Address checks out

19 Oxford Ave
N Massapequa, NY 11758
Phone: (516) 403-3215
Show map & directions

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

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X (NY)

Record details

NPI number1316328420
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedJune 15, 2015
Last updated in NPPESJune 15, 2015