2007 ICD-9-CM Procedure 18.11 Otoscopy Examination of the EAR CANAL and eardrum with an OTOSCOPE. 18.11 is a specific code that can be used to specify a procedure 18.11 contains 2 index entries View the full Volume 3 18.* hierarchy Index entries containing 18.11: Endoscopy ear 18.11 Otoscopy 18.11