Idiopathic inflammation of the vestibular nerve, characterized clinically by the acute or subacute onset of vertigo; nausea; and imbalance. The cochlear nerve is typically spared and hearing loss and tinnitus do not usually occur. Symptoms usually resolve over a period of days to weeks. Adams et al., Principles of Neurology, 6th ed, p304)
H81.2 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
The 2023 edition of ICD-10-CM H81.2 became effective on October 1, 2022.
This is the American ICD-10-CM version of H81.2 – other international versions of ICD-10 H81.2 may differ.