The Cost of Private ADHD Assessments ADHD awareness is growing due to the high-profile personalities such as Sue Perkins and Nadia Sawalha However, the long NHS waiting times are putting those who require a diagnosis in a vulnerable position. Some have to pay for private treatment. In the UK it http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=1372895