S04.7Non-Billable (Header)Injury of accessory nerveChild CodesS04.70Injury of accessory nerve, unspecified sideS04.71Injury of accessory nerve, right sideS04.72Injury of accessory nerve, left sideCode Hierarchy└S04Injury of cranial nerve└S04.7Injury of accessory nerve└S04.7Injury of accessory nerve