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

Individual provider Clinical Psychologist · NPI 1699770693

Dr. Mary Elizabeth Avellone, PHD is a Clinical Psychologist in Homewood, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2005
Specialties on file
2
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

2024 Hickory Rd Ste 104
Homewood, IL 60430-2158
Phone: (312) 832-9858
Fax: (312) 822-0712
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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 071005023 (IL)
Clinical Neuropsychologist Taxonomy 103G00000X · Licence 071005023 (IL)

Record details

NPI number1699770693
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedJune 16, 2005
Last updated in NPPESMarch 16, 2026
Certification dateMarch 16, 2026

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