2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Nervous System And Sense Organs 320-389 > Diseases Of The Ear And Mastoid Process 380-389 > Other Disorders Of Middle Ear And Mastoid 385.* > 2006 ICD-9-CM Diagnosis 385.9 Unspecified disorder of middle ear and mastoid View the most recent version of ICD-9-CM 385.9 385.9 is a specific code that can be used to specify a diagnosis 385.9 contains 3 index entries View the ICD-9-CM Volume 1 385.* hierarchy  Index entries containing 385.9: Disease, diseased - see also Syndrome ear (chronic) (inner) NEC 388.9 middle 385.9 adhesive (see also Adhesions, middle ear) 385.10 specified NEC 385.89 mastoid (see also Mastoiditis) 383.9 process 385.9 tympanum 385.9