| H61312 | Acquired stenosis of left external ear canal secondary to trauma |
| H61313 | Acquired stenosis of external ear canal secondary to trauma, bilateral |
| H61319 | Acquired stenosis of external ear canal secondary to trauma, unspecified ear |
| H6132 | Acquired stenosis of external ear canal secondary to inflammation and infection |
| H61321 | Acquired stenosis of r ext ear canal sec to inflam and infct Acquired stenosis of right external ear canal secondary to inflammation and infection |
| H61322 | Acquired stenosis of l ext ear canal sec to inflam and infct Acquired stenosis of left external ear canal secondary to inflammation and infection |
| H61323 | Acquired stenosis of external ear canal secondary to inflammation and infection, bilateral |
| H61329 | Acquired stenosis of external ear canal secondary to inflammation and infection, unspecified ear |
| H6139 | Other acquired stenosis of external ear canal |
| H61391 | Other acquired stenosis of right external ear canal |
| H61392 | Other acquired stenosis of left external ear canal |
| H61393 | Other acquired stenosis of external ear canal, bilateral |
| H61399 | Other acquired stenosis of external ear canal, unspecified ear |
| H618 | Other specified disorders of external ear |
| H6181 | Exostosis of external canal |
| H61811 | Exostosis of right external canal |
| H61812 | Exostosis of left external canal |
| H61813 | Exostosis of external canal, bilateral |
| H61819 | Exostosis of external canal, unspecified ear |
| H6189 | Other specified disorders of external ear |
| H61891 | Other specified disorders of right external ear |
| H61892 | Other specified disorders of left external ear |
| H61893 | Other specified disorders of external ear, bilateral |
| H61899 | Other specified disorders of external ear, unspecified ear |
| H619 | Disorder of external ear, unspecified |
| H6190 | Disorder of external ear, unspecified, unspecified ear |
| H6191 | Disorder of right external ear, unspecified |
| H6192 | Disorder of left external ear, unspecified |
| H6193 | Disorder of external ear, unspecified, bilateral |
| H62 | Disorders of external ear in diseases classified elsewhere |
| H624 | Otitis externa in other diseases classified elsewhere |
| H6240 | Otitis externa in other diseases classified elsewhere, unspecified ear |
| H6241 | Otitis externa in other diseases classified elsewhere, right ear |
| H6242 | Otitis externa in other diseases classified elsewhere, left ear |
| H6243 | Otitis externa in other diseases classified elsewhere, bilateral |
| H628 | Other disorders of external ear in diseases classified elsewhere |
| H628X | Other disorders of external ear in diseases classified elsewhere |
| H628X1 | Other disorders of right external ear in diseases classified elsewhere |
| H628X2 | Oth disorders of left external ear in diseases classd elswhr Other disorders of left external ear in diseases classified elsewhere |
| H628X3 | Other disorders of external ear in diseases classified elsewhere, bilateral |
| H628X9 | Oth disorders of ext ear in diseases classd elswhr, unsp ear Other disorders of external ear in diseases classified elsewhere, unspecified ear |
| H65 | Nonsuppurative otitis media |
| H650 | Acute serous otitis media |
| H6500 | Acute serous otitis media, unspecified ear |
| H6501 | Acute serous otitis media, right ear |
| H6502 | Acute serous otitis media, left ear |
| H6503 | Acute serous otitis media, bilateral |
| H6504 | Acute serous otitis media, recurrent, right ear |
| H6505 | Acute serous otitis media, recurrent, left ear |
| H6506 | Acute serous otitis media, recurrent, bilateral |