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 however, long NHS waiting times are putting some people who need an assessment in a vulnerable position. Some people are required to pay for private treatments. https://telegra.ph/Why-No-One-Cares-About-ADHD-Private-Diagnosis-London-06-09