ICD-10-CM > H60-H95 > H65-H75 > H74 > H74.2 H74.2 Discontinuity and dislocation of ear ossicles Non-Billable/Non-Specific Codes H74.20Discontinuity and dislocation of ear ossicles, unspecified earH74.21Discontinuity and dislocation of right ear ossiclesH74.22Discontinuity and dislocation of left ear ossiclesH74.23Discontinuity and dislocation of ear ossicles, bilateral