How Much Does a Private ADHD Diagnosis Cost? If you are an adult suffering from ADHD You may have to take the private route to be diagnosed. This is a fantastic option since private psychiatrists are skilled in diagnosing ADHD in adults. They also test for co-morbidities such as anxiety https://www-iampsychiatry-com43590.thezenweb.com/how-to-get-more-results-from-your-adhd-diagnosis-private-uk-67201172