ICD-10-CM > H60-H95 > H60-H62 > H61 > H61.0 > H61.00 H61.00 Unspecified perichondritis of external ear Non-Billable/Non-Specific Codes H61.001Unspecified perichondritis of right external earH61.002Unspecified perichondritis of left external earH61.003Unspecified perichondritis of external ear, bilateralH61.009Unspecified perichondritis of external ear, unspecified ear