G31 — ICD-10-CM Diagnosis Codes

• G31 Other degenerative diseases of nervous system, not elsewhere classified
• G31.0 Frontotemporal dementia
• G31.01 Pick's disease billable
• G31.09 Other frontotemporal neurocognitive disorder billable
• G31.1 Senile degeneration of brain, not elsewhere classified billable
• G31.2 Degeneration of nervous system due to alcohol billable
• G31.8 Other specified degenerative diseases of nervous system
• G31.80 Leukodystrophy, unspecified billable
• G31.81 Alpers disease billable
• G31.82 Leigh's disease billable
• G31.83 Neurocognitive disorder with Lewy bodies billable
• G31.84 Mild cognitive impairment of uncertain or unknown etiology billable
• G31.85 Corticobasal degeneration billable
• G31.86 Alexander disease billable
• G31.87 Primary progressive apraxia of speech billable
• G31.89 Other specified degenerative diseases of nervous system billable
• G31.9 Degenerative disease of nervous system, unspecified billable