| Service | Number of cases | OPS number | Info | 
																			
											| Surgical removal or destruction of diseased tissue in the outer ear | not specified | 5-181.3 |  | 
																			
											| Partial or complete surgical removal of the pinna | not specified | 5-182.0 |  | 
																			
											| Corrective surgery on protruding ears | not specified | 5-184.0 |  | 
																			
											| Surgical construction or reconstructive operation on the external auditory canal | not specified | 5-185.0 |  | 
																			
											| Surgical closure of the eardrum (tympanic membrane) (type I) | not specified | 5-194.1 |  | 
																			
											| Surgical incision into the eardrum (tympanic membrane) | 13 | 5-200.4 |  | 
																			
											| Surgical incision into the eardrum (tympanic membrane) | 52 | 5-200.5 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the nose | not specified | 5-212.2 |  | 
																			
											| Surgical removal or reconstruction of the nasal septum | not specified | 5-214.6 |  | 
																			
											| Surgical removal or reconstruction of the nasal septum | not specified | 5-214.70 |  | 
																			
											| Operation on the maxillary sinuses | not specified | 5-221.1 |  | 
																			
											| Surgical removal of the (enlarged) adenoids (without removal of the tonsils) | 54 | 5-285.0 |  | 
																			
											| Surgical removal of the (enlarged) adenoids (without removal of the tonsils) | 8 | 5-285.1 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the larynx | not specified | 5-300.2 |  | 
																			
											| Surgical removal of individual lymph nodes or lymphatic vessels | not specified | 5-401.00 |  | 
																			
											| Surgical division, removal or destruction of (diseased tissue in) bones of the face | not specified | 5-770.3 |  | 
																			
											| Surgical removal of diseased tissue from the skin or subcutaneous tissues | not specified | 5-894.04 |  | 
																			
											|  | not specified | 9-999 |  |