The department must also conduct risk and other assessments it deems appropriate and must provide a report of its assessment to the court, the defendant, the attorney for the Commonwealth, and the commission within 60 days of the court's commitment of the defendant to the custody of the department. If the department in its discretion believes a defendant would benefit from a drug offender treatment program and placement in the drug offender treatment program is appropriate, the department must provide the court, the defendant, the attorney for the Commonwealth, and the commission with a proposed drug offender treatment program detailing the type of treatment proposed.