ICD-10-CM > H60-H95 > H80-H83 > H81 > H81.8 H81.8 Other disorders of vestibular function Non-Billable/Non-Specific Codes H81.8XOther disorders of vestibular functionH81.8X1Other disorders of vestibular function, right earH81.8X2Other disorders of vestibular function, left earH81.8X3Other disorders of vestibular function, bilateralH81.8X9Other disorders of vestibular function, unspecified ear