F03.A
⚠ Non-billable (Header)Unspecified dementia, mild
Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
❌ Excludes1
directCannot be coded with F03.A
- • mild neurocognitive disorder due to known physiological condition with or without behavioral disturbance (F06.7-)
⚠️ Excludes2
inherited from F03Rules from parent category F03: Unspecified dementia
- • dementia with delirium or acute confusional state (F05)
- • mild memory disturbance due to known physiological condition (F06.8)
Child Codes (5)
F03.A0Unspecified dementia, mild, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxietyF03.A1Unspecified dementia, mild, with behavioral disturbanceF03.A2Unspecified dementia, mild, with psychotic disturbanceF03.A3Unspecified dementia, mild, with mood disturbanceF03.A4Unspecified dementia, mild, with anxiety
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CodeF03.A
BillableNo — Header code
ParentF03
CategoryMental, Behavioral and Neurodevelopmental disorders (F01-F99)
Excludes11 rule(s)
Excludes22 note(s)
Child codes5
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)