| H61.00 | Unspecified perichondritis of external ear | NON-BILLABLE CODE |
| H61.001 | Unspecified perichondritis of right external ear | BILLABLE CODE |
| H61.002 | Unspecified perichondritis of left external ear | BILLABLE CODE |
| H61.003 | Unspecified perichondritis of external ear, bilateral | BILLABLE CODE |
| H61.009 | Unspecified perichondritis of external ear, unspecified ear | BILLABLE CODE |
| H61.01 | Acute perichondritis of external ear | NON-BILLABLE CODE |
| H61.011 | Acute perichondritis of right external ear | BILLABLE CODE |
| H61.012 | Acute perichondritis of left external ear | BILLABLE CODE |
| H61.013 | Acute perichondritis of external ear, bilateral | BILLABLE CODE |
| H61.019 | Acute perichondritis of external ear, unspecified ear | BILLABLE CODE |
| H61.02 | Chronic perichondritis of external ear | NON-BILLABLE CODE |
| H61.021 | Chronic perichondritis of right external ear | BILLABLE CODE |
| H61.022 | Chronic perichondritis of left external ear | BILLABLE CODE |
| H61.023 | Chronic perichondritis of external ear, bilateral | BILLABLE CODE |
| H61.029 | Chronic perichondritis of external ear, unspecified ear | BILLABLE CODE |
| H61.03 | Chondritis of external ear | NON-BILLABLE CODE |
| H61.031 | Chondritis of right external ear | BILLABLE CODE |
| H61.032 | Chondritis of left external ear | BILLABLE CODE |
| H61.033 | Chondritis of external ear, bilateral | BILLABLE CODE |
| H61.039 | Chondritis of external ear, unspecified ear | BILLABLE CODE |
