| Code | Title | 
					
				| – | Top Categories | 
		
					
				| 0 | Medical and Surgical | 
					
				| 0W | Anatomical Regions, General | 
					
				| 0W9 | Drainage
					Anatomical Regions, General, Drainage | 
					
				| 0W91 | Cranial Cavity | 
					
				| 0W910 | Open | 
					
				| 0W9100 | Drainage Device | 
					
				| 0W9100Z | No Qualifier
					Drainage of Cranial Cavity with Drainage Device, Open Approach | 
					
				| 0W910Z | No Device | 
					
				| 0W910ZX | Diagnostic
					Drainage of Cranial Cavity, Open Approach, Diagnostic | 
					
				| 0W910ZZ | No Qualifier
					Drainage of Cranial Cavity, Open Approach | 
					
				| 0W913 | Percutaneous | 
					
				| 0W9130 | Drainage Device | 
					
				| 0W9130Z | No Qualifier
					Drainage of Cranial Cavity with Drainage Device, Percutaneous Approach | 
					
				| 0W913Z | No Device | 
					
				| 0W913ZX | Diagnostic
					Drainage of Cranial Cavity, Percutaneous Approach, Diagnostic | 
					
				| 0W913ZZ | No Qualifier
					Drainage of Cranial Cavity, Percutaneous Approach | 
					
				| 0W914 | Percutaneous Endoscopic | 
					
				| 0W9140 | Drainage Device | 
					
				| 0W9140Z | No Qualifier
					Drainage of Cranial Cavity with Drainage Device, Percutaneous Endoscopic Approach | 
					
				| 0W914Z | No Device | 
					
				| 0W914ZX | Diagnostic
					Drainage of Cranial Cavity, Percutaneous Endoscopic Approach, Diagnostic | 
					
				| 0W914ZZ | No Qualifier
					Drainage of Cranial Cavity, Percutaneous Endoscopic Approach |