2007 ICD-9-CM Procedure 04.04 Other incision of cranial and peripheral nerves 04.04 is a specific code that can be used to specify a procedure 04.04 contains 4 index entries View the full Volume 3 04.* hierarchy Index entries containing 04.04: Exploration -- see also Incision nerve (cranial) (peripheral) NEC 04.04 auditory 04.01 root (spinal) 03.09 Incision (and drainage) nerve (cranial) (peripheral) NEC 04.04 root (spinal) 03.1 Neurotomy (cranial) (peripheral) (spinal) NEC 04.04 acoustic 04.01 glossopharyngeal 29.92 lacrimal branch 05.0 retrogasserian 04.02 sympathetic 05.0 vestibular 04.01 Removal -- see also Excision foreign body NEC -- see also Incision, by site 98.20 nerve (cranial) (peripheral) NEC 04.04 root 03.01