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

Dr Shannon Allegretti, PLLC

Organization Psychologist · NPI 1700739513

Dr Shannon Allegretti, PLLC is a Psychologist in Westchester, Illinois. Registered with an NPI since 2026.

In the registry since
2026
Specialties on file
9
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

2323 Downing Ave
Westchester, IL 60154-5148
Phone: (630) 472-0911
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X
Psychologist Taxonomy 103T00000X
Adult Development & Aging Psychologist Taxonomy 103TA0700X
Cognitive & Behavioral Psychologist Taxonomy 103TB0200X
Counseling Psychologist Taxonomy 103TC1900X
Clinical Child & Adolescent Psychologist Taxonomy 103TC2200X
Family Psychologist Taxonomy 103TF0000X
Health Psychologist Taxonomy 103TH0004X
Psychoanalysis Psychologist Taxonomy 103TP0814X

Record details

NPI number1700739513
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Shannon Allegretti — Owner / Manager · (630) 472-0911
NPI enumeratedFebruary 19, 2026
Last updated in NPPESFebruary 19, 2026
Certification dateFebruary 19, 2026
Mailing address2323 Downing Ave, Westchester, IL 60154-5148

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