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

Nona Desea Onderdonk, RBT

Individual provider Behavior Technician · NPI 1396496162

Nona Desea Onderdonk, RBT is a Behavior Technician in O Fallon, Illinois. Registered with an NPI since 2022.

In the registry since
2022
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

145 Springfield Ct
O Fallon, IL 62269-2495
Phone: (217) 525-8332
Fax: (217) 789-1420
Show map & directions

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

Specialties & licences

Behavior Technician (primary) Taxonomy 106S00000X

Record details

NPI number1396496162
Entity typeIndividual (Type 1)
GenderFemale
Credentials RBT
Sole proprietorNo
NPI enumeratedJanuary 13, 2022
Last updated in NPPESJanuary 13, 2022
Certification dateJanuary 13, 2022

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