2019 ICD-10-CM Diagnosis Code G80.4

Ataxic cerebral palsy

    2016 2017 2018 2019 Billable/Specific Code
  • G80.4 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 G80.4 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of G80.4 - other international versions of ICD-10 G80.4 may differ.
The following code(s) above G80.4 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 G80.4:
  • 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
  • G80
    ICD-10-CM Diagnosis Code G80

    Cerebral palsy

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • hereditary spastic paraplegia (G11.4)
    Cerebral palsy
Approximate Synonyms
  • Cerebral palsy (cp), ataxic
Clinical Information
  • The least common subtype of cerebral palsy, in which the individual displays hypotonia, a loss of motor coordination, and an intention tremor. Individuals with ataxic cerebral palsy walk very unsteadily, with a wide-based gait.
ICD-10-CM G80.4 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 091 Other disorders of nervous system with mcc
  • 092 Other disorders of nervous system with cc
  • 093 Other disorders of nervous system without cc/mcc

Convert G80.4 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 G80.4:
  • Diataxia, cerebral G80.4
  • Palsy G83.9
    - see also Paralysis
    ICD-10-CM Diagnosis Code G83.9

    Paralytic syndrome, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    • cerebral (congenital) G80.9
      ICD-10-CM Diagnosis Code G80.9

      Cerebral palsy, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Cerebral palsy NOS
      • ataxic G80.4

ICD-10-CM Codes Adjacent To G80.4
G72.9 Myopathy, unspecified
G73 Disorders of myoneural junction and muscle in diseases classified elsewhere
G73.1 Lambert-Eaton syndrome in neoplastic disease
G73.3 Myasthenic syndromes in other diseases classified elsewhere
G73.7 Myopathy in diseases classified elsewhere
G80 Cerebral palsy
G80.0 Spastic quadriplegic cerebral palsy
G80.1 Spastic diplegic cerebral palsy
G80.2 Spastic hemiplegic cerebral palsy
G80.3 Athetoid cerebral palsy
G80.4 Ataxic cerebral palsy
G80.8 Other cerebral palsy
G80.9 Cerebral palsy, unspecified
G81 Hemiplegia and hemiparesis
G81.0 Flaccid hemiplegia
G81.00 …… affecting unspecified side
G81.01 …… affecting right dominant side
G81.02 …… affecting left dominant side
G81.03 …… affecting right nondominant side
G81.04 …… affecting left nondominant side
G81.1 Spastic hemiplegia

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