ADHD Assessment - Why It's Better to Get a Private One Instead of Waiting on the NHS The NHS offers the option of a private ADHD evaluation, but the wait is long. Some patients have reported waiting for three years. GPs may refer patients to private clinics or prescribe medications https://privatepsychiatrist34956.spintheblog.com/29605175/are-adhd-assessment-private-as-important-as-everyone-says