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

Mr. Mark David Davis, LSW

Individual provider Behavior Analyst · NPI 1699114082

Mr. Mark David Davis, LSW is a Behavior Analyst in Mokena, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2013
Specialties on file
3
What do these letters mean?
LSW — Licensed Social Worker
A state-licensed social worker.

See every abbreviation used in this directory →

Practice location Address checks out

19201 S La Grange Rd Ste 204
Mokena, IL 60448-8014
Phone: (708) 287-0816
Show map & directions

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

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 150.116888 (IL)
Behavior Analyst Taxonomy 103K00000X · Licence D12054490233 (IL)
School Social Worker Taxonomy 1041S0200X · Licence 2536151 (IL)

Record details

NPI number1699114082
Entity typeIndividual (Type 1)
GenderMale
Credentials LSW
Sole proprietorYes
NPI enumeratedJune 18, 2013
Last updated in NPPESJuly 1, 2025
Certification dateJuly 1, 2025
Mailing address17500 Cloverview Dr, Tinley Park, IL 60477-6587

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