Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mrs. Melanie Grzesik-Duffy, MA, LCPC

Individual provider Mental Health Counselor · NPI 1346528585

Mrs. Melanie Grzesik-Duffy, MA, LCPC is a Mental Health Counselor in Mokena, Illinois. Practices as a sole proprietor. Registered with an NPI since 2011.

In the registry since
2011
What do these letters mean?
MA — Master of Arts
A graduate arts degree.
LCPC — Licensed Clinical Professional Counselor
A licensed clinical counsellor.

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Practice location Address checks out

9697 191st St
Mokena, IL 60448-8609
Phone: (630) 646-6540
Fax: (630) 646-6542
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1346528585
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA , LCPC
Sole proprietorYes
NPI enumeratedJuly 21, 2011
Last updated in NPPESMay 17, 2021
Certification dateMay 17, 2021

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