The Cost of Private ADHD Assessments The public is becoming more aware of ADHD due to the presence of celebrities such as Sue Perkins and Nadia Sawalha. However, long NHS waiting periods leave some people in a dangerous situation. Some have to pay for private treatment. In the UK In http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=1558303