How to Reduce the Cost of an ADHD Evaluation The cost of an ADHD assessment can be expensive, especially for those without insurance. However, it is possible to get affordable rates and discounts from a variety of sources. For example certain hospitals have ADHD clinics that offer sliding scale rates. https://paxtongablf.blogtov.com/10181385/14-smart-ways-to-spend-your-extra-adhd-diagnosis-private-uk-budget