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

Mr. Marcus A. Piper, MS, LCPC

Individual provider Professional Counselor · NPI 1144364316

Mr. Marcus A. Piper, MS, LCPC is a Professional Counselor in Maryville, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007
What do these letters mean?
MS — Master of Science
A graduate science degree.
LCPC — Licensed Clinical Professional Counselor
A licensed clinical counsellor.

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Practice location Address checks out

20 Professional Park Dr # A
Maryville, IL 62062-5669
Phone: (618) 210-2039
Fax: (618) 288-0737
Show map & directions

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

Specialties & licences

Professional Counselor (primary) Taxonomy 101YP2500X (IL)

Record details

NPI number1144364316
Entity typeIndividual (Type 1)
GenderMale
Credentials MS , LCPC
Sole proprietorYes
NPI enumeratedFebruary 19, 2007
Last updated in NPPESJuly 8, 2007

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