| Code | Title | 
					
				| – | Top Categories | 
		
					
				| 0 | Medical and Surgical | 
					
				| 0Y | Anatomical Regions, Lower Extremities | 
					
				| 0Y9 | Drainage
					Anatomical Regions, Lower Extremities, Drainage | 
					
				| 0Y9F | Knee Region, Right | 
					
				| 0Y9F0 | Open | 
					
				| 0Y9F00 | Drainage Device | 
					
				| 0Y9F00Z | No Qualifier
					Drainage of Right Knee Region with Drainage Device, Open Approach | 
					
				| 0Y9F0Z | No Device | 
					
				| 0Y9F0ZX | Diagnostic
					Drainage of Right Knee Region, Open Approach, Diagnostic | 
					
				| 0Y9F0ZZ | No Qualifier
					Drainage of Right Knee Region, Open Approach | 
					
				| 0Y9F3 | Percutaneous | 
					
				| 0Y9F30 | Drainage Device | 
					
				| 0Y9F30Z | No Qualifier
					Drainage of Right Knee Region with Drainage Device, Percutaneous Approach | 
					
				| 0Y9F3Z | No Device | 
					
				| 0Y9F3ZX | Diagnostic
					Drainage of Right Knee Region, Percutaneous Approach, Diagnostic | 
					
				| 0Y9F3ZZ | No Qualifier
					Drainage of Right Knee Region, Percutaneous Approach | 
					
				| 0Y9F4 | Percutaneous Endoscopic | 
					
				| 0Y9F40 | Drainage Device | 
					
				| 0Y9F40Z | No Qualifier
					Drainage of Right Knee Region with Drainage Device, Percutaneous Endoscopic Approach | 
					
				| 0Y9F4Z | No Device | 
					
				| 0Y9F4ZX | Diagnostic
					Drainage of Right Knee Region, Percutaneous Endoscopic Approach, Diagnostic | 
					
				| 0Y9F4ZZ | No Qualifier
					Drainage of Right Knee Region, Percutaneous Endoscopic Approach |