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

Susan M. Dummer LLC

Organization Developmental Therapist · NPI 1669593570

Susan M. Dummer LLC is a Developmental Therapist in Grayslake, Illinois. Registered with an NPI since 2007.

In the registry since
2007
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

122 Braxton Way
Grayslake, IL 60030-3493
Phone: (847) 767-3370
Fax: (847) 223-0032
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 number1669593570
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Susan Dummer — Developmental Therapist · (847) 767-3370
NPI enumeratedApril 2, 2007
Last updated in NPPESAugust 22, 2020
Mailing address122 Braxton Way, Grayslake, IL 60030-3493

Other providers in Grayslake