ADHD Assessment in Swansea It can be difficult to diagnose ADHD. You should first talk to your GP and explain to them the reasons you think you might have ADHD. They should take you seriously and refer you for an assessment. There are lengthy waiting periods for NHS ADHD assessments, https://private-mental-health88165.smblogsites.com/29237261/5-adhd-diagnosis-private-lessons-from-professionals