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

Leslie Duff Therapy PLLC

Organization Clinical Social Worker · NPI 1245983394

Leslie Duff Therapy PLLC is a Clinical Social Worker in Glen Ellyn, Illinois. Registered with an NPI since 2022.

In the registry since
2022
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

488 N Main St Apt 2N
Glen Ellyn, IL 60137-5126
Phone: (847) 845-5698
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1245983394
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationLeslie Duff Therapy PLLC
Authorized official Leslie Duff — Therapist · (847) 845-5698
Other names Blue Bird Therapy
NPI enumeratedJanuary 29, 2022
Last updated in NPPESJanuary 29, 2022
Certification dateJanuary 29, 2022
Mailing address488 N Main St Apt 2n, Glen Ellyn, IL 60137-5126

Other providers in Glen Ellyn