ICD-10-CM > F01-F99 > F01-F09 > F01 > F01.C F01.C Vascular dementia, severe Non-Billable/Non-Specific Codes F01.C0Vascular dementia, severe, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxietyF01.C1Vascular dementia, severe, with behavioral disturbanceF01.C11Vascular dementia, severe, with agitationF01.C18Vascular dementia, severe, with other behavioral disturbanceF01.C2Vascular dementia, severe, with psychotic disturbanceF01.C3Vascular dementia, severe, with mood disturbanceF01.C4Vascular dementia, severe, with anxiety