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

Individual provider Behavior Technician · NPI 1487524997

Trysta Allyson Grassel, RBT is a Behavior Technician in Libertyville, Illinois. Licensed in Illinois. Registered with an NPI since 2025.

Licensed in
IL
In the registry since
2025
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

1860 W Winchester Rd
Libertyville, IL 60048-5351
Phone: (847) 573-9486
Fax: (847) 549-6139
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Behavior Technician (primary) Taxonomy 106S00000X · Licence RBT-25-486381 (IL)

Record details

NPI number1487524997
Entity typeIndividual (Type 1)
GenderFemale
Credentials RBT
Sole proprietorNo
NPI enumeratedNovember 10, 2025
Last updated in NPPESNovember 10, 2025
Certification dateNovember 10, 2025
Mailing address1234 Tracie Dr, Lake Zurich, IL 60047-3341

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