2007 ICD-9-CM Procedure 18.09 Other incision of external ear 18.09 is a specific code that can be used to specify a procedure 18.09 contains 7 index entries View the full Volume 3 18.* hierarchy Index entries containing 18.09: Drainage ear external 18.09 Incision (and drainage) auricle 18.09 ear external 18.09 hematoma -- see also Incision, by site ear 18.09 skin 86.09 ear 18.09 Removal -- see also Excision foreign body NEC -- see also Incision, by site 98.20 ear (intraluminal) 98.11 with incision 18.09 Unroofing -- see also Incision, by site external ear NEC 18.09