Psychologists
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Rhianon Marshall
Clinical Psychologist
Rhianon Marshall is a Clinical Psychologist, registered with the Australian Health Practitioner Regulation Agency (AHPRA). Rhianon graduated a Master of Clinical Psychology Degree at Adelaide University in 2013.
She has a particular interest in the area of Child and Adolescent Mental Health, specifically:
Working with children and their families around mood, anxiety and behavioural disorders and
Supporting children with Autism Spectrum Disorders and Intellectual Disabilities.
Rhianon has vast experience conducting and writing interpretive reports on the basis of psychoeducational assessments for childrens’, adolescents’ and adults’ learning and development needs and is also accredited through Autism South Australia to provide ASD Diagnostic assessments and reports.
Rhianon is a business partner in Reaching Potential Psychology, a private Psychology Practice she runs with Kyla Trewartha.
Rhianon has a young family with a four-legged friend. She enjoys running, growing fruit, and participating in water sports with her friends and family in her leisure time.

Kyla Trewartha
Clinical Psychologist
Kyla Trewartha is a Clinical Psychologist having graduated from a Master of Clinical Psychology Degree at Flinders University in 2015.
Kyla is a business partner in Reaching Potential Psychology, a private Psychology Practice founded and operated with Rhianon Marshall.
Kyla is registered through the Australian Health Practitioner Regulation Agency (AHPRA)
and has a particular interest in:
- Child and Adolescent Mental Health
- Mood, anxiety and behavioural disorders
- Supporting children with Autism Spectrum Disorders and Intellectual Disabilities
- Psychoeducational assessments for childrens’, adolescents’ and adults’ learning and development needs
- ASD Diagnostic assessments and reports.
Kyla is currently landscaping a new home and enjoys general exercise and fitness and spending time at the river with her friends and family.