A 23-year-old patient comes to the emergency room after being physically assaulted by her boyfriend. she complains of nasal pain and bleeding from the left nostril. the physician obtains an x-ray of the nasal cavity, and the x-ray confirms a nasal septum fracture. the physician performs an open treatment of the nasal fracture with a concomitant open treatment of the fractured septum. what cpt code(s) should be assigned?