IMPORTANT NOTE: Services may be impacted in response to COVID-19 (Coronavirus). Please contact agenices or programs listed on this page prior to visiting in person to receive up to date information on their services (eg. wait times, hours of operation etc…).

Dr Simon Williams, Registered Psychologist: Children and Adolescents

Contact Details
Office Phone 905-262-1555
Fax 905-262-6524
Site Details
Areas Served Niagara Region
Located In Community Queenston
Mailing Address PO Box 5 
Queenston, ON L0S 1L0
Service and Access Details
Description (Service) Psychological/psycho-educational assessments of children/adolescents experiencing behavioural (eg, ADHD, Conduct Disorder), social-emotional (eg, anxiety, depression, peer-based difficulties, eating-disorders), and/or academic/learning difficulties (eg, learning disabilities, intellectual disability). Gifted assessments also available. Psychological assessments regarding fetal alcohol spectrum disorder.  
Trauma-based psychological assessments for children/adolescents who have experienced/witnessed traumatic events such as childhood maltreatment, bullying, motor vehicle accidents, criminal activity, aggression.
Hours Mon-Fri 9:30 am-4 pm by appointment
Eligibility Ages: 4 year(s) - 21 year(s) 
Assessments of younger (e.g., 21-25 years) intellectually disabled adults also occasionally conducted
Application Parent/caregiver/self and professional referral
Languages English
Fees Service - Standard psychological/psycho-educational assessments - $1900 * Specialised assessments (eg, trauma-based psychological assessments) - $2500 * Gifted assessments - $500 ; Most extended health care plans cover a considerable portion of the fee for an assessment.
Physical Access Fully Accessible
Other Details
Legal Status (60) Commercial
Established 2002
Funding Fees
Service Categories Developmental Assessment ; Psychodynamic Therapy ; Special Education Assessment