MCMedicalCodingSoftware
H81.9

H81.9: Unspecified disorder of vestibular function

Non-billable headerICD-10-CM

H81.9 is a non-billable header ICD-10-CM code for unspecified disorder of vestibular function. It cannot be billed on its own: choose one of the more specific child codes below.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Vertiginous syndrome NOS

Excludes1 inherited from the categories above H81.9

A category’s note binds every code beneath it.

Written on H81: Disorders of vestibular function

  • epidemic vertigo (A88.1)
  • vertigo NOS (R42)

Other codes that can never be billed with H81.9

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • R42Dizziness and giddiness

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead H81.9

4 child codes. Green means billable.

Other codes under H81

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.