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

Margaret Mary Brennan

Individual provider Developmental Therapist · NPI 1851791958

Margaret Mary Brennan is a Developmental Therapist in Lisle, Illinois. Practices as a sole proprietor. Registered with an NPI since 2014.

In the registry since
2014

Practice location Address checks out

5825 Iris Ln
Lisle, IL 60532-2731
Phone: (630) 988-5609
Show map & directions

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

Specialties & licences

Developmental Therapist (primary) Taxonomy 222Q00000X

Record details

NPI number1851791958
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedAugust 26, 2014
Last updated in NPPESAugust 26, 2014

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