SearchIllinoisProfessional Counselor

Gillian Thornhill, L.P.C

NPI 1407975949 · on the registry since 2007 · sole proprietor

Practice

Address
422 N Northwest Hwy Ste 335
Park Ridge, IL 60068
Phone
(847) 894-6442
Fax
(630) 954-6066
Organisation at this address
Cynthia Yesko, Llc
Thornhill Counseling
Danielle Nowlan Lcsw Inc
Motus Physical Therapy Pllc
Mj Mendizabal Pa-C Mms, P.C
Inferred from a shared address, not stated in the registry.
Clinicians at this address
46

Registry record

Primary taxonomy
Professional Counselor
101YP2500X
Licence states on file
IL
From the registry's licence fields, which are often incomplete.
Sex
Female
Record last updated
2026-05-12

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Illinois