| H80 | Otosclerosis |
| H80.0 | Otosclerosis involving oval window, nonobliterative |
| H80.00 | Otosclerosis involving oval window, nonobliterative, unspecified ear |
| H80.01 | Otosclerosis involving oval window, nonobliterative, right ear |
| H80.02 | Otosclerosis involving oval window, nonobliterative, left ear |
| H80.03 | Otosclerosis involving oval window, nonobliterative, bilateral |
| H80.1 | Otosclerosis involving oval window, obliterative |
| H80.10 | Otosclerosis involving oval window, obliterative, unspecified ear |
| H80.11 | Otosclerosis involving oval window, obliterative, right ear |
| H80.12 | Otosclerosis involving oval window, obliterative, left ear |
| H80.13 | Otosclerosis involving oval window, obliterative, bilateral |
| H80.2 | Cochlear otosclerosis |
| H80.20 | Cochlear otosclerosis, unspecified ear |
| H80.21 | Cochlear otosclerosis, right ear |
| H80.22 | Cochlear otosclerosis, left ear |
| H80.23 | Cochlear otosclerosis, bilateral |
| H80.8 | Other otosclerosis |
| H80.80 | Other otosclerosis, unspecified ear |
| H80.81 | Other otosclerosis, right ear |
| H80.82 | Other otosclerosis, left ear |
| H80.83 | Other otosclerosis, bilateral |
| H80.9 | Unspecified otosclerosis |
| H80.90 | Unspecified otosclerosis, unspecified ear |
| H80.91 | Unspecified otosclerosis, right ear |
| H80.92 | Unspecified otosclerosis, left ear |
| H80.93 | Unspecified otosclerosis, bilateral |
| H81 | Disorders of vestibular function |
| H81.0 | Ménière's disease |
| H81.01 | Ménière's disease, right ear |
| H81.02 | Ménière's disease, left ear |
| H81.03 | Ménière's disease, bilateral |
| H81.09 | Ménière's disease, unspecified ear |
| H81.1 | Benign paroxysmal vertigo |
| H81.10 | Benign paroxysmal vertigo, unspecified ear |
| H81.11 | Benign paroxysmal vertigo, right ear |
| H81.12 | Benign paroxysmal vertigo, left ear |
| H81.13 | Benign paroxysmal vertigo, bilateral |
| H81.2 | Vestibular neuronitis |
| H81.20 | Vestibular neuronitis, unspecified ear |
| H81.21 | Vestibular neuronitis, right ear |
| H81.22 | Vestibular neuronitis, left ear |
| H81.23 | Vestibular neuronitis, bilateral |
| H81.3 | Other peripheral vertigo |
| H81.31 | Aural vertigo |
| H81.311 | Aural vertigo, right ear |
| H81.312 | Aural vertigo, left ear |
| H81.313 | Aural vertigo, bilateral |
| H81.319 | Aural vertigo, unspecified ear |
| H81.39 | Other peripheral vertigo |
| H81.391 | Other peripheral vertigo, right ear |
| H81.392 | Other peripheral vertigo, left ear |
| H81.393 | Other peripheral vertigo, bilateral |
| H81.399 | Other peripheral vertigo, unspecified ear |
| H81.4 | Vertigo of central origin |
| H81.41 | Vertigo of central origin, right ear |
| H81.42 | Vertigo of central origin, left ear |
| H81.43 | Vertigo of central origin, bilateral |
| H81.49 | Vertigo of central origin, unspecified ear |
| H81.8 | Other disorders of vestibular function |
| H81.8X | Other disorders of vestibular function |
| H81.8X1 | Other disorders of vestibular function, right ear |
| H81.8X2 | Other disorders of vestibular function, left ear |
| H81.8X3 | Other disorders of vestibular function, bilateral |
| H81.8X9 | Other disorders of vestibular function, unspecified ear |
| H81.9 | Unspecified disorder of vestibular function |
| H81.90 | Unspecified disorder of vestibular function, unspecified ear |
| H81.91 | Unspecified disorder of vestibular function, right ear |
| H81.92 | Unspecified disorder of vestibular function, left ear |
| H81.93 | Unspecified disorder of vestibular function, bilateral |
| H82 | Vertiginous syndromes in diseases classified elsewhere |
| H82.1 | Vertiginous syndromes in diseases classified elsewhere, right ear |
| H82.2 | Vertiginous syndromes in diseases classified elsewhere, left ear |
| H82.3 | Vertiginous syndromes in diseases classified elsewhere, bilateral |
| H82.9 | Vertiginous syndromes in diseases classified elsewhere, unspecified ear |
| H83 | Other diseases of inner ear |
| H83.0 | Labyrinthitis |
| H83.01 | Labyrinthitis, right ear |
| H83.02 | Labyrinthitis, left ear |
| H83.03 | Labyrinthitis, bilateral |
| H83.09 | Labyrinthitis, unspecified ear |
| H83.1 | Labyrinthine fistula |
| H83.11 | Labyrinthine fistula, right ear |
| H83.12 | Labyrinthine fistula, left ear |
| H83.13 | Labyrinthine fistula, bilateral |
| H83.19 | Labyrinthine fistula, unspecified ear |
| H83.2 | Labyrinthine dysfunction |
| H83.2X | Labyrinthine dysfunction |
| H83.2X1 | Labyrinthine dysfunction, right ear |
| H83.2X2 | Labyrinthine dysfunction, left ear |
| H83.2X3 | Labyrinthine dysfunction, bilateral |
| H83.2X9 | Labyrinthine dysfunction, unspecified ear |
| H83.3 | Noise effects on inner ear |
| H83.3X | Noise effects on inner ear |
| H83.3X1 | Noise effects on right inner ear |
| H83.3X2 | Noise effects on left inner ear |
| H83.3X3 | Noise effects on inner ear, bilateral |
| H83.3X9 | Noise effects on inner ear, unspecified ear |
| H83.8 | Other specified diseases of inner ear |
| H83.8X | Other specified diseases of inner ear |
| H83.8X1 | Other specified diseases of right inner ear |
| H83.8X2 | Other specified diseases of left inner ear |
| H83.8X3 | Other specified diseases of inner ear, bilateral |
| H83.8X9 | Other specified diseases of inner ear, unspecified ear |
| H83.9 | Unspecified disease of inner ear |
| H83.90 | Unspecified disease of inner ear, unspecified ear |
| H83.91 | Unspecified disease of right inner ear |
| H83.92 | Unspecified disease of left inner ear |
| H83.93 | Unspecified disease of inner ear, bilateral |