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 Ear 388.* > 2006 ICD-9-CM Diagnosis 388.01 Presbyacusis View the most recent version of ICD-9-CM 388.01 Gradual bilateral hearing loss associated with aging that is due to progressive degeneration of cochlear structures and central auditory pathways. Hearing loss usually begins with the high frequencies then progresses to sounds of middle and low frequencies. 388.01 is a specific code that can be used to specify a diagnosis 388.01 contains 1 index entry View the ICD-9-CM Volume 1 388.* hierarchy  Index entries containing 388.01: Presbycusis 388.01