ADHD Assessment - Why It's Better to Get a Private One Instead of Waiting on the NHS The NHS offers a private ADHD evaluation However, the wait is long. Some have reported waiting for 3 years. GPs can refer patients to private clinics or prescribe medication under a shared-care agreement https://privateadhdassessment27047.dm-blog.com/29456349/adhd-assessment-private-tips-that-will-transform-your-life