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

Mr. Gregory A Oloffson, LCPCCADC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1124276654

Mr. Gregory A Oloffson, LCPCCADC is an Addiction (Substance Use Disorder) Counselor in Westmont, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2008
Specialties on file
2

Practice location Address checks out

350 E Ogden Ave Ste 101
Westmont, IL 60559-5534
Phone: (630) 920-9693
Show map & directions

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

Specialties & licences

Professional Counselor (primary) Taxonomy 101YP2500X · Licence 180000519 (IL)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 12162 (IL)

Record details

NPI number1124276654
Entity typeIndividual (Type 1)
GenderMale
Credentials LCPCCADC
Sole proprietorYes
NPI enumeratedSeptember 9, 2008
Last updated in NPPESSeptember 9, 2008

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