ADHD Assessment in Swansea It can be difficult to diagnose ADHD. You should first talk to your GP and explain why you think you have ADHD. They should be able to take you seriously and refer you to an assessment. There can be long waiting times for NHS ADHD tests, https://psychiatrist31735.blogcudinti.com/29753816/10-adhd-diagnosis-private-tips-all-experts-recommend