ICD-10-CM · Chapter 5 · F01-F99
F03 Unspecified dementia
Includes
- Major neurocognitive disorder NOS
- Presenile dementia NOS
- Presenile psychosis NOS
- Primary degenerative dementia NOS
- Senile dementia NOS
- Senile dementia depressed or paranoid type
- Senile psychosis NOS
Excludes 2 (not included here)
- dementia with delirium or acute confusional state (F05)
- mild memory disturbance due to known physiological condition (F06.8)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
|---|---|---|
| F03..9 | Unspecified dementia, unspecified severity | No |
| F03..90 | Unspecified dementia, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety | Yes |
| F03..91 | Unspecified dementia, unspecified severity, with behavioral disturbance | No |
| F03..911 | Unspecified dementia, unspecified severity, with agitation | Yes |
| F03..918 | Unspecified dementia, unspecified severity, with other behavioral disturbance | Yes |
| F03..92 | Unspecified dementia, unspecified severity, with psychotic disturbance | Yes |
| F03..93 | Unspecified dementia, unspecified severity, with mood disturbance | Yes |
| F03..94 | Unspecified dementia, unspecified severity, with anxiety | Yes |
| F03..A | Unspecified dementia, mild | No |
| F03..A0 | Unspecified dementia, mild, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety | Yes |
| F03..A1 | Unspecified dementia, mild, with behavioral disturbance | No |
| F03..A11 | Unspecified dementia, mild, with agitation | Yes |
| F03..A18 | Unspecified dementia, mild, with other behavioral disturbance | Yes |
| F03..A2 | Unspecified dementia, mild, with psychotic disturbance | Yes |
| F03..A3 | Unspecified dementia, mild, with mood disturbance | Yes |
| F03..A4 | Unspecified dementia, mild, with anxiety | Yes |
| F03..B | Unspecified dementia, moderate | No |
| F03..B0 | Unspecified dementia, moderate, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety | Yes |
| F03..B1 | Unspecified dementia, moderate, with behavioral disturbance | No |
| F03..B11 | Unspecified dementia, moderate, with agitation | Yes |
| F03..B18 | Unspecified dementia, moderate, with other behavioral disturbance | Yes |
| F03..B2 | Unspecified dementia, moderate, with psychotic disturbance | Yes |
| F03..B3 | Unspecified dementia, moderate, with mood disturbance | Yes |
| F03..B4 | Unspecified dementia, moderate, with anxiety | Yes |
| F03..C | Unspecified dementia, severe | No |
| F03..C0 | Unspecified dementia, severe, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety | Yes |
| F03..C1 | Unspecified dementia, severe, with behavioral disturbance | No |
| F03..C11 | Unspecified dementia, severe, with agitation | Yes |
| F03..C18 | Unspecified dementia, severe, with other behavioral disturbance | Yes |
| F03..C2 | Unspecified dementia, severe, with psychotic disturbance | Yes |
| F03..C3 | Unspecified dementia, severe, with mood disturbance | Yes |
| F03..C4 | Unspecified dementia, severe, with anxiety | Yes |
Last reviewed: September 2026