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

Individual provider Clinical Psychologist · NPI 1003895657

Cornelius D Mahoney, PHD is a Clinical Psychologist in Lake Bluff, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

900 N Shore Dr Ste 200
Lake Bluff, IL 60044-2243
Phone: (847) 295-0340
Fax: (847) 295-0351
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 071003138 (IL)

Record details

NPI number1003895657
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedJanuary 12, 2006
Last updated in NPPESDecember 2, 2014

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