G31 Oth degenerative diseases of nervous system, NEC
ICD-10-CM category G31 sits in Chapter 6 (Diseases of the nervous system, G00-G99). It contains 14 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Subcategories
G31.0 Frontotemporal dementiaG31.8 Other specified degenerative diseases of nervous system
Billable codes in G31
| Code | Description |
|---|---|
G31.01 | Pick's disease |
G31.09 | Other frontotemporal neurocognitive disorder |
G31.1 | Senile degeneration of brain, not elsewhere classified |
G31.2 | Degeneration of nervous system due to alcohol |
G31.80 | Leukodystrophy, unspecified |
G31.81 | Alpers disease |
G31.82 | Leigh's disease |
G31.83 | Neurocognitive disorder with Lewy bodies |
G31.84 | Mild cognitive impairment of uncertain or unknown etiology |
G31.85 | Corticobasal degeneration |
G31.86 | Alexander disease |
G31.87 | Primary progressive apraxia of speech |
G31.89 | Other specified degenerative diseases of nervous system |
G31.9 | Degenerative disease of nervous system, unspecified |
Search within ICD-10-CM for G31 and related codes
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