The Cost of Private ADHD Assessments ADHD awareness is growing because of high-profile celebrities such as Sue Perkins and Nadia Sawalha however, long NHS waiting times are leaving some people who need an assessment in a precarious position. Some even have to pay for private treatment. In the UK it http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=1372697