2019 ICD-10-CM Diagnosis Code G90.8

Other disorders of autonomic nervous system

    2016 2017 2018 2019 Billable/Specific Code
  • G90.8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM G90.8 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of G90.8 - other international versions of ICD-10 G90.8 may differ.
The following code(s) above G90.8 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 G90.8:
  • G00-G99
    2019 ICD-10-CM Range G00-G99

    Diseases of the nervous system

    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 nervous system
  • G90
    ICD-10-CM Diagnosis Code G90

    Disorders of autonomic nervous system

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • dysfunction of the autonomic nervous system due to alcohol (G31.2)
    Disorders of autonomic nervous system
ICD-10-CM G90.8 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 073 Cranial and peripheral nerve disorders with mcc
  • 074 Cranial and peripheral nerve disorders without mcc

Convert G90.8 to ICD-9-CM

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

Diagnosis Index entries containing back-references to G90.8:
  • Compression
    • nerve G58.9
      - see also Disorder, nerve
      ICD-10-CM Diagnosis Code G58.9

      Mononeuropathy, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      • sympathetic G90.8
    • sympathetic nerve NEC G90.8
  • Disorder (of) - see also Disease
    • autonomic nervous system G90.9
      ICD-10-CM Diagnosis Code G90.9

      Disorder of the autonomic nervous system, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      • specified NEC G90.8
    • nervous system G98.8
      ICD-10-CM Diagnosis Code G98.8

      Other disorders of nervous system

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Nervous system disorder NOS
      • autonomic (peripheral) G90.9
        ICD-10-CM Diagnosis Code G90.9

        Disorder of the autonomic nervous system, unspecified

          2016 2017 2018 2019 Billable/Specific Code
        • specified NEC G90.8
  • Imbalance R26.89
    ICD-10-CM Diagnosis Code R26.89

    Other abnormalities of gait and mobility

      2016 2017 2018 2019 Billable/Specific Code
    • autonomic G90.8
    • sympathetic G90.8
  • Incompetency, incompetent, incompetence
    • chronotropic I45.89
      ICD-10-CM Diagnosis Code I45.89

      Other specified conduction disorders

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Atrioventricular [AV] dissociation
      • Interference dissociation
      • Isorhythmic dissociation
      • Nonparoxysmal AV nodal tachycardia
      • with
        • autonomic dysfunction G90.8
  • Irritable, irritability R45.4
    ICD-10-CM Diagnosis Code R45.4

    Irritability and anger

      2016 2017 2018 2019 Billable/Specific Code
    • sympathetic G90.8
  • Irritation
    • peripheral autonomic nervous system G90.8
    • sympathetic nerve NEC G90.8
  • Paralysis, paralytic (complete) (incomplete) G83.9
    ICD-10-CM Diagnosis Code G83.9

    Paralytic syndrome, unspecified

      2016 2017 2018 2019 Billable/Specific Code
  • Steinbrocker's syndrome G90.8
  • Sympatheticotonia G90.8
  • Syndrome - see also Disease
    • hand-shoulder G90.8

ICD-10-CM Codes Adjacent To G90.8
G90.511 Complex regional pain syndrome I of right upper limb
G90.512 Complex regional pain syndrome I of left upper limb
G90.513 …… bilateral
G90.519 Complex regional pain syndrome I of unspecified upper limb
G90.52 Complex regional pain syndrome I of lower limb
G90.521 Complex regional pain syndrome I of right lower limb
G90.522 Complex regional pain syndrome I of left lower limb
G90.523 …… bilateral
G90.529 Complex regional pain syndrome I of unspecified lower limb
G90.59 Complex regional pain syndrome I of other specified site
G90.8 Other disorders of autonomic nervous system
G90.9 Disorder of the autonomic nervous system, unspecified
G91 Hydrocephalus
G91.0 Communicating hydrocephalus
G91.1 Obstructive hydrocephalus
G91.2 (Idiopathic) normal pressure hydrocephalus
G91.3 Post-traumatic hydrocephalus, unspecified
G91.4 Hydrocephalus in diseases classified elsewhere
G91.8 Other hydrocephalus
G91.9 Hydrocephalus, unspecified
G92 Toxic encephalopathy

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