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

Individual provider Behavior Technician · NPI 1457844136

Jill Marie Grass, RBT is a Behavior Technician in Antioch, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2018
Specialties on file
2
What do these letters mean?
RBT — Registered Behavior Technician
Delivers behaviour therapy under a behaviour analyst's supervision.

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Practice location Address checks out

39441 N Circle Ave
Antioch, IL 60002-8782
Phone: (847) 271-0001
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X · Licence 1-20-45810 (IL)
Behavior Technician Taxonomy 106S00000X · Licence RBT-17-40971 (IL)

Record details

NPI number1457844136
Entity typeIndividual (Type 1)
GenderFemale
Credentials RBT
Sole proprietorYes
NPI enumeratedJune 7, 2018
Last updated in NPPESNovember 19, 2020
Certification dateNovember 19, 2020

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