ICD-10-CM > F01-F99 > F01-F09 > F01 > F01.C > F01.C1 F01.C1 Vascular dementia, severe, with behavioral disturbance Non-Billable/Non-Specific Codes F01.C11Vascular dementia, severe, with agitationF01.C18Vascular dementia, severe, with other behavioral disturbance