H70.20Non-billable (header)
Unspecified petrositis
Code Hierarchy
┌8Diseases of the ear and mastoid process (H60-H95)├H65-H75Diseases of middle ear and mastoid (H65-H75)
└H70.20Unspecified petrositis
Not sure between two codes?
⇄ Compare H70.20 with another code →