2021 ICD-10-CM Diagnosis Code H81.9

Unspecified disorder of vestibular function

    2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
  • H81.9 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2021 edition of ICD-10-CM H81.9 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of H81.9 - other international versions of ICD-10 H81.9 may differ.
Applicable To
  • Vertiginous syndrome NOS
The following code(s) above H81.9 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to H81.9:
  • H60-H95
    2021 ICD-10-CM Range H60-H95

    Diseases of the ear and mastoid process

    Note
    • Use an external cause code following the code for the ear condition, if applicable, to identify the cause of the ear condition
    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the ear and mastoid process
  • H81
    ICD-10-CM Diagnosis Code H81

    Disorders of vestibular function

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • epidemic vertigo (A88.1)
    • vertigo NOS (R42)
    Disorders of vestibular function
Clinical Information
  • A disorder characterized by dizziness, imbalance, nausea, and vision problems.
  • Pathological processes of the vestibular labyrinth which contains part of the balancing apparatus. Patients with vestibular diseases show instability and are at risk of frequent falls.
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to H81.9:

ICD-10-CM Codes Adjacent To H81.9
H81.392 …… left ear
H81.393 …… bilateral
H81.399 …… unspecified ear
H81.4 Vertigo of central origin
H81.8 Other disorders of vestibular function
H81.8X Other disorders of vestibular function
H81.8X1 …… right ear
H81.8X2 …… left ear
H81.8X3 …… bilateral
H81.8X9 …… unspecified ear
H81.9 Unspecified disorder of vestibular function
H81.90 …… unspecified ear
H81.91 …… right ear
H81.92 …… left ear
H81.93 …… 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

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.