Individual provider · Type 1 NPI

Gillian Thornhill, L.P.C.

Professional Counselor · Park Ridge, IL

NPI number 1407975949 Active

Practice location

422 N Northwest Hwy Ste 335
Park Ridge, IL 60068-3261

Call (847) 894-6442 Map

Fax (630) 954-6066

Mailing address

422 N Northwest Hwy Ste B4
Park Ridge, IL 60068-3272

Specialties and licenses

TaxonomyCodeLicense
Professional Counselor Primary 101YP2500X178003972 (IL)

Professional Counselor: Definition to come...

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About NPI 1407975949

Gillian Thornhill, L.P.C.'s National Provider Identifier is 1407975949, issued on Mar 28, 2007. The primary taxonomy on file is Professional Counselor (101YP2500X), and the practice location is in Park Ridge, IL. The record was last updated on May 12, 2026.