ICD-9-CM Codes ICD-9-PCS Codes

331.89 - Other cerebral degeneration

GEM Conversion to ICD-10 CM

G31.89

Fs: 10000 – Other specified degenerative diseases of nervous system

Sibling Codes

331.81

Reye's syndrome

331.82

Dementia with lewy bodies

331.83

Mild cognitive impairment, so stated

331.89

Other cerebral degeneration

Parent Sibling Codes

331.0

Alzheimer's disease

331.2

Senile degeneration of brain

331.3

Communicating hydrocephalus

331.4

Obstructive hydrocephalus

331.5

Idiopathic normal pressure hydrocephalus (INPH)

331.6

Corticobasal degeneration

331.7

Cerebral degeneration in diseases classified elsewhere

331.9

Cerebral degeneration, unspecified