Problem: A physician admits a patient to observation at 4:00 am on June 15th. He documents a comprehensive history, a comprehensive examination and medical decision making of low complexity. The patient's condition improves throughout the day and the physician elects to discharge the patient at11:30 pm on June 15th. He spends 20 minutes with the patient explaining the patient's condition and plan for further workup. What is the E/ M used to report this service? Use modi?ers as appropriate.