ADHD Diagnosis - Why You Should Seek Help Privately Private adult ADHD assessments have become increasingly popular as service wait times are at an all-time high. Anyone who is registered with a GP in England can use their "Right to Choose" and request to be directed to a private service. https://telegra.ph/The-Leading-Reasons-Why-People-Achieve-In-The-Private-ADHD-Assessment-Cost-Industry-04-08