H74.39 Other acquired abnormalities of ear ossiclesNon-billable header with 4 child codes.
H74.391 Other acquired abnormalities of right ear ossiclesH74.392 Other acquired abnormalities of left ear ossiclesH74.393 Other acquired abnormalities of ear ossicles, bilateralH74.399 Other acquired abnormalities of ear ossicles, unspecified earH74.32 Partial loss of ear ossiclesH74.321 Partial loss of ear ossicles, right earH74.322 Partial loss of ear ossicles, left earH74.323 Partial loss of ear ossicles, bilateralH74.329 Partial loss of ear ossicles, unspecified earH74.39 Other acquired abnormalities of ear ossicles (this code)H74.391 Other acquired abnormalities of right ear ossiclesH74.392 Other acquired abnormalities of left ear ossiclesH74.393 Other acquired abnormalities of ear ossicles, bilateralH74.399 Other acquired abnormalities of ear ossicles, unspecified earH74.4 Polyp of middle ear