H74.8X Other specified disorders of middle ear and mastoidNon-billable header with 4 child codes.
H74.8X1 Other specified disorders of right middle ear and mastoidH74.8X2 Other specified disorders of left middle ear and mastoidH74.8X3 Other specified disorders of middle ear and mastoid, bilateralH74.8X9 Other specified disorders of middle ear and mastoid, unspecified earH74.40 Polyp of middle ear, unspecified earH74.41 Polyp of right middle earH74.42 Polyp of left middle earH74.43 Polyp of middle ear, bilateralH74.8 Other specified disorders of middle ear and mastoidH74.8X Other specified disorders of middle ear and mastoid (this code)H74.8X1 Other specified disorders of right middle ear and mastoidH74.8X2 Other specified disorders of left middle ear and mastoidH74.8X3 Other specified disorders of middle ear and mastoid, bilateralH74.8X9 Other specified disorders of middle ear and mastoid, unspecified earH74.9 Unspecified disorder of middle ear and mastoid