ICD-10-CM > H60-H95 > H65-H75 > H71 > H71.1 H71.1 Cholesteatoma of tympanum Non-Billable/Non-Specific Codes H71.10Cholesteatoma of tympanum, unspecified earH71.11Cholesteatoma of tympanum, right earH71.12Cholesteatoma of tympanum, left earH71.13Cholesteatoma of tympanum, bilateral