1. ICD-10-CM Codes
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2. G00-G99
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3. G10-G14
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4. G11-
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5. 2023 ICD-10-CM Diagnosis Code G11.4

2023 ICD-10-CM Diagnosis Code G11.4

Hereditary spastic paraplegia

2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

• G11.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2023 edition of ICD-10-CM G11.4 became effective on October 1, 2022.
• This is the American ICD-10-CM version of G11.4 - other international versions of ICD-10 G11.4 may differ.

• Paraplegia (paralysis of legs), hereditary spastic

• A group of inherited diseases that share similar phenotypes but are genetically diverse. Different genetic loci for autosomal recessive, autosomal dominant, and x-linked forms of hereditary spastic paraplegia have been identified. Clinically, patients present with slowly progressive distal limb weakness and lower extremity spasticity. Peripheral sensory neurons may be affected in the later stages of the disease. (j neurol neurosurg psychiatry 1998 jan;64(1):61-6; curr opin neurol 1997 aug;10(4):313-8)

• 058 Multiple sclerosis and cerebellar ataxia with mcc
• 059 Multiple sclerosis and cerebellar ataxia with cc
• 060 Multiple sclerosis and cerebellar ataxia without cc/mcc

Convert G11.4 to ICD-9-CM

• 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
• 2022 (effective 10/1/2021): No change
• 2023 (effective 10/1/2022): No change

• Type 1 Excludes: G80
  ICD-10-CM Diagnosis Code G80

  Cerebral palsy

  2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code

  Type 1 Excludes

  • hereditary spastic paraplegia (G11.4)

• Ataxia, ataxy, ataxic R27.0
  ICD-10-CM Diagnosis Code R27.0

  Ataxia, unspecified

  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

  Type 1 Excludes

  • ataxia following cerebrovascular disease (I69. with final characters -93)
  • hereditary G11.9
    ICD-10-CM Diagnosis Code G11.9

    Hereditary ataxia, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Hereditary cerebellar ataxia NOS
    • Hereditary cerebellar degeneration
    • Hereditary cerebellar disease
    • Hereditary cerebellar syndrome
    • spastic G11.4
  • spastic hereditary G11.4
• Paralysis, paralytic (complete) (incomplete) G83.9
  ICD-10-CM Diagnosis Code G83.9

  Paralytic syndrome, unspecified

  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • familial (recurrent) (periodic) G72.3
    ICD-10-CM Diagnosis Code G72.3

    Periodic paralysis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Familial periodic paralysis
    • Hyperkalemic periodic paralysis (familial)
    • Hypokalemic periodic paralysis (familial)
    • Myotonic periodic paralysis (familial)
    • Normokalemic paralysis (familial)
    • Potassium sensitive periodic paralysis

    Type 1 Excludes

    • paramyotonia congenita (of von Eulenburg) (G71.19)
    • spastic G11.4
  • spastic G83.9
    ICD-10-CM Diagnosis Code G83.9

    Paralytic syndrome, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • familial G11.4
    • hereditary G11.4
• Paraplegia (lower) G82.20
  ICD-10-CM Diagnosis Code G82.20

  Paraplegia, unspecified

  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • spastic
    • hereditary G11.4
  • familial spastic G11.4
  • hereditary, spastic G11.4

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