| Code | Title | 
					
				| – | Top Categories | 
		
					
				| 0 | Medical and Surgical | 
					
				| 0N | Head and Facial Bones | 
					
				| 0N9 | Drainage
					Head and Facial Bones, Drainage | 
					
				| 0N90 | Skull | 
					
				| 0N91 | Frontal Bone | 
					
				| 0N93 | Parietal Bone, Right | 
					
				| 0N94 | Parietal Bone, Left | 
					
				| 0N95 | Temporal Bone, Right | 
					
				| 0N96 | Temporal Bone, Left | 
					
				| 0N97 | Occipital Bone | 
					
				| 0N9B | Nasal Bone | 
					
				| 0N9C | Sphenoid Bone | 
					
				| 0N9F | Ethmoid Bone, Right | 
					
				| 0N9G | Ethmoid Bone, Left | 
					
				| 0N9H | Lacrimal Bone, Right | 
					
				| 0N9J | Lacrimal Bone, Left | 
					
				| 0N9K | Palatine Bone, Right | 
					
				| 0N9L | Palatine Bone, Left | 
					
				| 0N9M | Zygomatic Bone, Right | 
					
				| 0N9N | Zygomatic Bone, Left | 
					
				| 0N9P | Orbit, Right | 
					
				| 0N9Q | Orbit, Left | 
					
				| 0N9R | Maxilla | 
					
				| 0N9T | Mandible, Right | 
					
				| 0N9V | Mandible, Left | 
					
				| 0N9X | Hyoid Bone |