How One-to-One CBT-I Treatment at Inland Insomnia Therapy Works You will meet with your sleep clinician one-on-one for approximately six sessions one time weekly. Each session will last between 25 to 45 minutes. Your treatment will include the administration of various psychological tests and will use specific measuring tools to accurately diagnose your sleep disorder. Data gathered in your sessions will be analyzed and allow your clinician to prescribe a tailored treatment plan. ...