The Cost of Private ADHD Assessments ADHD awareness is on the rise due to the high-profile personalities such as Sue Perkins and Nadia Sawalha, but long NHS waiting times are leaving those who require the diagnosis in a precarious position. Some have to pay for private treatment. In the UK https://telegra.ph/Five-Killer-Quora-Answers-On-ADHD-Private-Diagnosis-03-07