ADHD Diagnosis An ADHD diagnosis can help someone understand why they struggle with certain tasks and activities. It can increase self-esteem and help those with ADHD in determining effective treatment plans. People in England have the right to use an adult ADHD assessment service from the NHS. This is called https://wikimapia.org/external_link?url=https://www.iampsychiatry.uk/private-adult-adhd-assessments/