ICD-10-CM > H60-H95 > H65-H75 > H73 > H73.8 H73.8 Other specified disorders of tympanic membrane Non-Billable/Non-Specific Codes H73.81Atrophic flaccid tympanic membraneH73.811Atrophic flaccid tympanic membrane, right earH73.812Atrophic flaccid tympanic membrane, left earH73.813Atrophic flaccid tympanic membrane, bilateralH73.819Atrophic flaccid tympanic membrane, unspecified earH73.82Atrophic nonflaccid tympanic membraneH73.821Atrophic nonflaccid tympanic membrane, right earH73.822Atrophic nonflaccid tympanic membrane, left earH73.823Atrophic nonflaccid tympanic membrane, bilateralH73.829Atrophic nonflaccid tympanic membrane, unspecified earH73.89Other specified disorders of tympanic membraneH73.891Other specified disorders of tympanic membrane, right earH73.892Other specified disorders of tympanic membrane, left earH73.893Other specified disorders of tympanic membrane, bilateralH73.899Other specified disorders of tympanic membrane, unspecified ear