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

Teresa Ann Cook Guercio, BCBA

Individual provider Behavior Analyst · NPI 1700045127

Teresa Ann Cook Guercio, BCBA is a Behavior Analyst in Jerseyville, Illinois. Practices as a sole proprietor and works from 2 locations. Licensed in Illinois and Missouri.

Licensed in
IL, MO
In the registry since
2008
Specialties on file
3
What do these letters mean?
BCBA — Board Certified Behavior Analyst
Designs and supervises applied behaviour analysis programmes, often for autism.

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Practice location Address checks out

722 W County Rd Ste F
Jerseyville, IL 62052-2598
Phone: (618) 226-5646
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 214 Hartcourt Ave, Jerseyville, IL 62052-2053 — (618) 946-2068

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X
Behavior Analyst Taxonomy 103K00000X · Licence 1-10-7580 (IL)
Behavior Analyst Taxonomy 103K00000X · Licence 2011013376 (MO)

Record details

NPI number1700045127
Entity typeIndividual (Type 1)
GenderFemale
Credentials BCBA
Sole proprietorYes
NPI enumeratedJune 2, 2008
Last updated in NPPESJune 6, 2023
Certification dateJune 6, 2023

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