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

Mr. Thomas Lloyd Mattison, LCSW

Individual provider Clinical Social Worker · NPI 1558884734

Mr. Thomas Lloyd Mattison, LCSW is a Clinical Social Worker in Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2017
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

5430 W Berteau Ave Fl 2
Chicago, IL 60641-1310
Phone: (847) 323-6606
Fax: (847) 323-6606
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 149.019498 (IL)

Record details

NPI number1558884734
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedJuly 19, 2017
Last updated in NPPESJuly 19, 2017

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