| Code | Title | 
					
				| – | Top Categories | 
		
					
				| 0 | Medical and Surgical | 
					
				| 0W | Anatomical Regions, General | 
					
				| 0W9 | Drainage
					Anatomical Regions, General, Drainage | 
					
				| 0W9L | Lower Back | 
					
				| 0W9L0 | Open | 
					
				| 0W9L00 | Drainage Device | 
					
				| 0W9L00Z | No Qualifier
					Drainage of Lower Back with Drainage Device, Open Approach | 
					
				| 0W9L0Z | No Device | 
					
				| 0W9L0ZX | Diagnostic
					Drainage of Lower Back, Open Approach, Diagnostic | 
					
				| 0W9L0ZZ | No Qualifier
					Drainage of Lower Back, Open Approach | 
					
				| 0W9L3 | Percutaneous | 
					
				| 0W9L30 | Drainage Device | 
					
				| 0W9L30Z | No Qualifier
					Drainage of Lower Back with Drainage Device, Percutaneous Approach | 
					
				| 0W9L3Z | No Device | 
					
				| 0W9L3ZX | Diagnostic
					Drainage of Lower Back, Percutaneous Approach, Diagnostic | 
					
				| 0W9L3ZZ | No Qualifier
					Drainage of Lower Back, Percutaneous Approach | 
					
				| 0W9L4 | Percutaneous Endoscopic | 
					
				| 0W9L40 | Drainage Device | 
					
				| 0W9L40Z | No Qualifier
					Drainage of Lower Back with Drainage Device, Percutaneous Endoscopic Approach | 
					
				| 0W9L4Z | No Device | 
					
				| 0W9L4ZX | Diagnostic
					Drainage of Lower Back, Percutaneous Endoscopic Approach, Diagnostic | 
					
				| 0W9L4ZZ | No Qualifier
					Drainage of Lower Back, Percutaneous Endoscopic Approach |