| Code | Title | 
					
				| – | Top Categories | 
		
					
				| 0 | Medical and Surgical | 
					
				| 0W | Anatomical Regions, General | 
					
				| 0W9 | Drainage
					Anatomical Regions, General, Drainage | 
					
				| 0W94 | Upper Jaw | 
					
				| 0W940 | Open | 
					
				| 0W9400 | Drainage Device | 
					
				| 0W9400Z | No Qualifier
					Drainage of Upper Jaw with Drainage Device, Open Approach | 
					
				| 0W940Z | No Device | 
					
				| 0W940ZX | Diagnostic
					Drainage of Upper Jaw, Open Approach, Diagnostic | 
					
				| 0W940ZZ | No Qualifier
					Drainage of Upper Jaw, Open Approach | 
					
				| 0W943 | Percutaneous | 
					
				| 0W9430 | Drainage Device | 
					
				| 0W9430Z | No Qualifier
					Drainage of Upper Jaw with Drainage Device, Percutaneous Approach | 
					
				| 0W943Z | No Device | 
					
				| 0W943ZX | Diagnostic
					Drainage of Upper Jaw, Percutaneous Approach, Diagnostic | 
					
				| 0W943ZZ | No Qualifier
					Drainage of Upper Jaw, Percutaneous Approach | 
					
				| 0W944 | Percutaneous Endoscopic | 
					
				| 0W9440 | Drainage Device | 
					
				| 0W9440Z | No Qualifier
					Drainage of Upper Jaw with Drainage Device, Percutaneous Endoscopic Approach | 
					
				| 0W944Z | No Device | 
					
				| 0W944ZX | Diagnostic
					Drainage of Upper Jaw, Percutaneous Endoscopic Approach, Diagnostic | 
					
				| 0W944ZZ | No Qualifier
					Drainage of Upper Jaw, Percutaneous Endoscopic Approach |