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ICD-10-CM Codes
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G00-G99
Diseases of the nervous system
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G30-G32
Other degenerative diseases of the nervous system
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G31-
Other degenerative diseases of nervous system, not elsewhere classified
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2021 ICD-10-CM Diagnosis Code G31.81
2021 ICD-10-CM Diagnosis Code G31.81
Alpers disease
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- G31.81 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2021 edition of ICD-10-CM G31.81 became effective on October 1, 2020.
- This is the American ICD-10-CM version of G31.81 - other international versions of ICD-10 G31.81 may differ.
The following code(s) above
G31.81 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
G31.81:
- Progressive sclerosing poliodystrophy
ICD-10-CM G31.81 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 056 Degenerative nervous system disorders with mcc
- 057 Degenerative nervous system disorders without mcc
Convert G31.81 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
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To G31.81
G30.1 Alzheimer's disease with late onset
G30.8 Other Alzheimer's disease
G30.9 Alzheimer's disease, unspecified
G31 Other degenerative diseases of nervous system, not elsewhere classified
G31.0 Frontotemporal dementia
G31.09 Other frontotemporal dementia
G31.1 Senile degeneration of brain, not elsewhere classified
G31.2 Degeneration of nervous system due to alcohol
G31.8 Other specified degenerative diseases of nervous system
G31.81
Alpers disease
G31.83 Dementia with Lewy bodies
G31.84 Mild cognitive impairment, so stated
G31.85 Corticobasal degeneration
G31.89 Other specified degenerative diseases of nervous system
G31.9 Degenerative disease of nervous system, unspecified
G32 Other degenerative disorders of nervous system in diseases classified elsewhere
G32.0 Subacute combined degeneration of spinal cord in diseases classified elsewhere
G32.8 Other specified degenerative disorders of nervous system in diseases classified elsewhere
G32.81 Cerebellar ataxia in diseases classified elsewhere
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
