| ICD-10 Code | Description |
| H61.001 | Unspecified perichondritis of right external ear |
| H61.002 | Unspecified perichondritis of left external ear |
| H61.003 | Unspecified perichondritis of external ear, bilateral |
| H61.009 | Unspecified perichondritis of external ear, unspecified ear |
| H61.011 | Acute perichondritis of right external ear |
| H61.012 | Acute perichondritis of left external ear |
| H61.013 | Acute perichondritis of external ear, bilateral |
| H61.019 | Acute perichondritis of external ear, unspecified ear |
| H61.021 | Chronic perichondritis of right external ear |
| H61.022 | Chronic perichondritis of left external ear |
| H61.023 | Chronic perichondritis of external ear, bilateral |
| H61.029 | Chronic perichondritis of external ear, unspecified ear |
| H61.031 | Chondritis of right external ear |
| H61.032 | Chondritis of left external ear |
| H61.033 | Chondritis of external ear, bilateral |
| H61.039 | Chondritis of external ear, unspecified ear |
| H61.101 | Unspecified noninfective disorders of pinna, right ear |
| H61.102 | Unspecified noninfective disorders of pinna, left ear |
| H61.103 | Unspecified noninfective disorders of pinna, bilateral |
| H61.109 | Unspecified noninfective disorders of pinna, unspecified ear |
| H61.111 | Acquired deformity of pinna, right ear |
| H61.112 | Acquired deformity of pinna, left ear |
| H61.113 | Acquired deformity of pinna, bilateral |
| H61.119 | Acquired deformity of pinna, unspecified ear |
| H61.121 | Hematoma of pinna, right ear |
| H61.122 | Hematoma of pinna, left ear |
| H61.123 | Hematoma of pinna, bilateral |
| H61.129 | Hematoma of pinna, unspecified ear |
| H61.191 | Noninfective disorders of pinna, right ear |
| H61.192 | Noninfective disorders of pinna, left ear |
| H61.193 | Noninfective disorders of pinna, bilateral |
| H61.199 | Noninfective disorders of pinna, unspecified ear |
| H61.20 | Impacted cerumen, unspecified ear |
| H61.21 | Impacted cerumen, right ear |
| H61.22 | Impacted cerumen, left ear |
| H61.23 | Impacted cerumen, bilateral |
| H61.301 | Acquired stenosis of right external ear canal, unspecified |
| H61.302 | Acquired stenosis of left external ear canal, unspecified |
| H61.303 | Acquired stenosis of external ear canal, unspecified, bilateral |
| H61.309 | Acquired stenosis of external ear canal, unspecified, unspecified ear |
| H61.311 | Acquired stenosis of right external ear canal secondary to trauma |
| H61.312 | Acquired stenosis of left external ear canal secondary to trauma |
| H61.313 | Acquired stenosis of external ear canal secondary to trauma, bilateral |
| H61.319 | Acquired stenosis of external ear canal secondary to trauma, unspecified ear |
| H61.321 | Acquired stenosis of right external ear canal secondary to inflammation and infection |
| H61.322 | Acquired stenosis of left external ear canal secondary to inflammation and infection |
| H61.323 | Acquired stenosis of external ear canal secondary to inflammation and infection, bilateral |
| H61.329 | Acquired stenosis of external ear canal secondary to inflammation and infection, unspecified ear |
| H61.391 | Other acquired stenosis of right external ear canal |
| H61.392 | Other acquired stenosis of left external ear canal |
| H61.393 | Other acquired stenosis of external ear canal, bilateral |
| H61.399 | Other acquired stenosis of external ear canal, unspecified ear |
| H61.811 | Exostosis of right external canal |
| H61.812 | Exostosis of left external canal |
| H61.813 | Exostosis of external canal, bilateral |
| H61.819 | Exostosis of external canal, unspecified ear |
| H61.891 | Other specified disorders of right external ear |
| H61.892 | Other specified disorders of left external ear |
| H61.893 | Other specified disorders of external ear, bilateral |
| H61.899 | Other specified disorders of external ear, unspecified ear |
| H61.90 | Disorder of external ear, unspecified, unspecified ear |
| H61.91 | Disorder of right external ear, unspecified |
| H61.92 | Disorder of left external ear, unspecified |
| H61.93 | Disorder of external ear, unspecified, bilateral |
