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

MS. Mary Kathleen O'Hara, LCPC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1013074913

MS. Mary Kathleen O'Hara, LCPC is an Addiction (Substance Use Disorder) Counselor in Oak Brook, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007
Specialties on file
3
What do these letters mean?
LCPC — Licensed Clinical Professional Counselor
A licensed clinical counsellor.

See every abbreviation used in this directory →

Practice location Address checks out

2625 Butterfield Rd Ste 103W
Oak Brook, IL 60523-1234
Phone: (630) 571-8784
Show map & directions

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

Specialties & licences

Professional Counselor (primary) Taxonomy 101YP2500X · Licence 180004804 (IL)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 2461 (IL)
Marriage & Family Therapist Taxonomy 106H00000X · Licence 166000225 (IL)

Record details

NPI number1013074913
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCPC
Sole proprietorYes
NPI enumeratedJanuary 2, 2007
Last updated in NPPESFebruary 15, 2013

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