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

Jessica Marie Leff, MS, CCC-SLP

Individual provider Speech-Language Pathologist · NPI 1700373834

Jessica Marie Leff, MS, CCC-SLP is a Speech-Language Pathologist in Glenview, Illinois. Works from 4 locations. Licensed in Illinois.

Licensed in
IL
In the registry since
2018
What do these letters mean?
MS — Master of Science
A graduate science degree.
CCC-SLP — Certificate of Clinical Competence in Speech-Language Pathology
A speech-language pathologist certified by ASHA.

See every abbreviation used in this directory →

Practice location Address checks out

3801 W Lake Ave
Glenview, IL 60026-1292
Phone: (847) 998-6100
Show map & directions

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

Additional practice locations (3)

  • 711 W Maude Ave, Arlington Heights, IL 60004-3729 — (847) 268-3799
  • 705 W Maude Ave, Arlington Heights, IL 60004-3729 — (847) 268-3799
  • 1699 Wall St Ste 530, Mount Prospect, IL 60056-6213 — (847) 268-3799

Specialties & licences

Speech-Language Pathologist (primary) Taxonomy 235Z00000X (IL)

Record details

NPI number1700373834
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , CCC-SLP
Sole proprietorNo
NPI enumeratedApril 14, 2018
Last updated in NPPESMarch 30, 2021
Certification dateMarch 30, 2021

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