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

Clare O'Sullivan

Individual provider Behavior Analyst · NPI 1922663442

Clare O'Sullivan is a Behavior Analyst in Chicago, Illinois. Practices as a sole proprietor. Licensed in Texas.

Licensed in
TX
In the registry since
2019

Practice location Address checks out

310 N Loomis St
Chicago, IL 60607-1147
Phone: (312) 243-8487
Show map & directions

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

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X · Licence 1-22-58755 (TX)

Record details

NPI number1922663442
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedMay 9, 2019
Last updated in NPPESApril 27, 2026
Certification dateApril 27, 2026
Mailing address310 N Loomis St, Chicago, IL 60607-1147

Other providers in Chicago