Code Attributes

• Billable/Specific Code

Applicable To

• Acute or subacute brain syndrome
• Acute or subacute confusional state (nonalcoholic)
• Acute or subacute infective psychosis
• Acute or subacute organic reaction
• Acute or subacute psycho-organic syndrome
• Delirium of mixed etiology
• Delirium superimposed on dementia
• Sundowning

Approximate Synonyms

• Alzheimer's disease with behavioral disturbance and delerium
• Alzheimer's disease with delerium
• Alzheimers dementia w behavioral disturbance w delirium
• Alzheimers dementia with delirium
• Alzheimers dementia, early onset, w delirium
• Alzheimers dementia, late onset, w delirium
• Alzheimers dementia. With delirium
• Delirium due to multiple etiologies
• Delirium of mixed origin
• Dementia alzheimers type, late onset with delirium
• Dementia with behavioral disturbance and delerium
• Dementia with behavioral disturbance with delirium
• Dementia, presenile with delirium
• Dementia, primary degenerative, alzheimer type
• Dementia, senile with delirium
• Multi infarct dementia with delirium
• Presenile dementia with delirium
• Primary degenerative dementia of the alzheimer type, presenile onset, with delirium
• Primary degenerative dementia of the alzheimer type, senile onset, with delirium
• Senile dementia with delirium
• Vascular dementia w delirium

Type 1 Excludes:

• Delirium NOS (R41.0)

Type 2 Excludes:

• Delirium tremens alcohol-induced or unspecified (F10.231, F10.921)

Code First

• The underlying physiological condition, such as:
• Dementia (ICD-10-CM Diagnosis Code F03.9F03.9-)