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

Jill Anna Thiffault, RN

Individual provider Registered Nurse · NPI 1922817691

Jill Anna Thiffault, RN is a Registered Nurse in Downers Grove, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2025
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

1749 Breasted Ave
Downers Grove, IL 60516-2443
Phone: (808) 346-7188
Show map & directions

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

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence 041442327 (IL)

Record details

NPI number1922817691
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedJanuary 6, 2025
Last updated in NPPESJanuary 6, 2025
Certification dateJanuary 6, 2025

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