ICD-10-CM > G00-G99 > G30-G32 > G32 G32 Other degenerative disorders of nervous system in diseases classified elsewhere Non-Billable/Non-Specific Codes G32.0Subacute combined degeneration of spinal cord in diseases classified elsewhereG32.8Other specified degenerative disorders of nervous system in diseases classified elsewhereG32.81Cerebellar ataxia in diseases classified elsewhereG32.89Other specified degenerative disorders of nervous system in diseases classified elsewhere