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

Marissa Leff

Individual provider Occupational Therapist · NPI 1699369827

Marissa Leff is an Occupational Therapist in Glen Ellyn, Illinois. Registered with an NPI since 2021.

In the registry since
2021

Practice location Address checks out

910 Roosevelt Rd
Glen Ellyn, IL 60137-7829
Phone: (815) 469-1500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Therapist (primary) Taxonomy 225X00000X

Record details

NPI number1699369827
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedFebruary 28, 2021
Last updated in NPPESMarch 22, 2022
Certification dateMarch 22, 2022
Mailing address910 Roosevelt Rd, Glen Ellyn, IL 60137-7829

Other providers in Glen Ellyn