Skip to main content

H81.8X2 vs H81.8X9

H81.8X2 (Other disorders of vestibular function, left ear) compared with H81.8X9 (Other disorders of vestibular function, unspecified ear), from the official CMS tabular data. H81.8X2 and H81.8X9 code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

H81.8X2
Left
Other disorders of vestibular function, left ear
H81.8X9
Unspecified
Other disorders of vestibular function, unspecified ear

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. H81.8X2 and H81.8X9 name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

H81.8X2Other disorders of vestibular function, left earH81.8X9Other disorders of vestibular function, unspecified ear
Billing statusBillableBillable
ClassificationH60-H95 — Diseases of the Ear and Mastoid Process (H60-H95)H60-H95 — Diseases of the Ear and Mastoid Process (H60-H95)
DefinitionOther disorders of vestibular function, left ear is a billable ICD-10-CM diagnosis code (H81.8X2).Other disorders of vestibular function, unspecified ear is a billable ICD-10-CM diagnosis code (H81.8X9).

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources