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

Dia Corporate of Illinois, Inc

Organization Developmental Disabilities Clinic/Center · NPI 1356778823

Dia Corporate of Illinois, Inc is a Developmental Disabilities Clinic/Center in Mattoon, Illinois. Registered with an NPI since 2013.

In the registry since
2013
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

1601 Broadway Ave
Mattoon, IL 61938-4096
Phone: (217) 235-0045
Show map & directions

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

Specialties & licences

Developmental Disabilities Clinic/Center (primary) Taxonomy 261QD1600X

Record details

NPI number1356778823
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Elaine Jett — President · (217) 235-0045
Other names Dyslexia Institutes Of America
NPI enumeratedSeptember 30, 2013
Last updated in NPPESSeptember 30, 2013
Mailing address1601 Broadway Ave, Mattoon, IL 61938-4096