International Medical Centre



Mariëtte Sizoo

Psychologist / Counsellor

Nationality: Dutch


Areas of Specialisation:

Mariëtte is a passionate Psychologist who works with people of all ages (from young children to adults). She is trained and experienced in cognitive behavioral therapy (CBT), eye-movement desensitization reprocessing (EMDR), motivational and solution-based techniques, as well as psychodynamic therapy. When dealing with children, she often uses play therapy to engage the child and improve their general development.

While she always works one-on-one with adults, the therapy sessions for children may include the parents or the family as a whole. Her experience ranges from mild to severe problems including ADHD, autism, trauma, attachment problems or disorders, dysfunctional family interaction, anxiety, depression, stress, addiction and other issues that individuals and / or families often experience.

Professional Qualifications:

  • Masters Degree in Psychology with a specialism in Child & Youth Psychology from University of Leiden, Netherlands
  • Post Masters Degree in Healthcare Psychology from University of Leiden, Netherlands
  • Certification in Cognitive Behavioral Therapy
  • Licensed Healthcare Psychologist with Dutch Healthcare Professions Council
  • Licensed EMDR practitioner
  • Licensed Theraplay practitioner

Previous Experience:

Before joining The International Medical Centre, Mariëtte worked in clinics in The Netherlands from 2008 onwards as a Healthcare Psychologist and Child & Youth Psychologist. Her roles included individual (both children and adults), parental and family treatment. She is also an experienced diagnostician for all ages of intellectual capacity, parent-child interaction, social, emotional and personality development.