F03.C18
BillableUnspecified dementia, severe, with other behavioral disturbance
F03.C18 is the ICD-10-CM code for Unspecified dementia, severe, with other behavioral disturbance. It is a billable, specific code valid for reimbursement.
F01-F99 Mental, Behavioral and Neurodevelopmental disorders
Includes
- •Unspecified dementia, severe, with behavioral disturbances such as sleep disturbance, social disinhibition, or sexual disinhibition
Use additional code
- •code, if applicable, to identify wandering in unspecified dementia (Z91.83)
Frequently asked questions
- What is ICD-10 code F03.C18?
- F03.C18 is the ICD-10-CM code for "Unspecified dementia, severe, with other behavioral disturbance". It falls under F01-F99 Mental, Behavioral and Neurodevelopmental disorders.
- Is F03.C18 a billable code?
- Yes — F03.C18 is a billable, specific ICD-10-CM code valid for reimbursement.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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