ICD-10-CM · Chapter 5 · F01-F99
F02 Dementia in other diseases classified elsewhere
Includes
- Major neurocognitive disorder in other diseases classified elsewhere
Excludes 1 (cannot be coded together)
- mild neurocognitive disorder due to known physiological condition with or without behavioral disturbance (F06.7-)
Excludes 2 (not included here)
- dementia in alcohol and psychoactive substance disorders (F10-F19, with .17, .27, .97)
- vascular dementia (F01.5-, F01.A-, F01.B-, F01.C-)
Code First
- the underlying physiological condition, such as:
- Alzheimer's (G30.-)
- cerebral lipidosis (E75.4)
- Creutzfeldt-Jakob disease (A81.0-)
- epilepsy and recurrent seizures (G40.-)
- hepatolenticular degeneration (E83.01)
- human immunodeficiency virus [HIV] disease (B20)
- Huntington's disease (G10)
- hypercalcemia (E83.52)
- hypothyroidism, acquired (E00-E03.-)
- intoxications (T36-T65)
- Jakob-Creutzfeldt disease (A81.0-)
- multiple sclerosis (G35-)
- neurocognitive disorder with Lewy bodies (G31.83)
- neurosyphilis (A52.17)
- niacin deficiency [pellagra] (E52)
- other frontotemporal neurocognitive disorder (G31.09)
- Parkinson's disease (G20.-)
- Pick's disease (G31.01)
- polyarteritis nodosa (M30.0)
- prion disease (A81.9)
- systemic lupus erythematosus (M32.-)
- traumatic brain injury (S06.-)
- trypanosomiasis (B56.-, B57.-)
- vitamin B deficiency (E53.8)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
|---|---|---|
| F02..8 | Dementia in other diseases classified elsewhere, unspecified severity | No |
| F02..80 | Dementia in other diseases classified elsewhere, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety | Yes |
| F02..81 | Dementia in other diseases classified elsewhere, unspecified severity, with behavioral disturbance | No |
| F02..811 | Dementia in other diseases classified elsewhere, unspecified severity, with agitation | Yes |
| F02..818 | Dementia in other diseases classified elsewhere, unspecified severity, with other behavioral disturbance | Yes |
| F02..82 | Dementia in other diseases classified elsewhere, unspecified severity, with psychotic disturbance | Yes |
| F02..83 | Dementia in other diseases classified elsewhere, unspecified severity, with mood disturbance | Yes |
| F02..84 | Dementia in other diseases classified elsewhere, unspecified severity, with anxiety | Yes |
| F02..A | Dementia in other diseases classified elsewhere, mild | No |
| F02..A0 | Dementia in other diseases classified elsewhere, mild, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety | Yes |
| F02..A1 | Dementia in other diseases classified elsewhere, mild, with behavioral disturbance | No |
| F02..A11 | Dementia in other diseases classified elsewhere, mild, with agitation | Yes |
| F02..A18 | Dementia in other diseases classified elsewhere, mild, with other behavioral disturbance | Yes |
| F02..A2 | Dementia in other diseases classified elsewhere, mild, with psychotic disturbance | Yes |
| F02..A3 | Dementia in other diseases classified elsewhere, mild, with mood disturbance | Yes |
| F02..A4 | Dementia in other diseases classified elsewhere, mild, with anxiety | Yes |
| F02..B | Dementia in other diseases classified elsewhere, moderate | No |
| F02..B0 | Dementia in other diseases classified elsewhere, moderate, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety | Yes |
| F02..B1 | Dementia in other diseases classified elsewhere, moderate, with behavioral disturbance | No |
| F02..B11 | Dementia in other diseases classified elsewhere, moderate, with agitation | Yes |
| F02..B18 | Dementia in other diseases classified elsewhere, moderate, with other behavioral disturbance | Yes |
| F02..B2 | Dementia in other diseases classified elsewhere, moderate, with psychotic disturbance | Yes |
| F02..B3 | Dementia in other diseases classified elsewhere, moderate, with mood disturbance | Yes |
| F02..B4 | Dementia in other diseases classified elsewhere, moderate, with anxiety | Yes |
| F02..C | Dementia in other diseases classified elsewhere, severe | No |
| F02..C0 | Dementia in other diseases classified elsewhere, severe, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety | Yes |
| F02..C1 | Dementia in other diseases classified elsewhere, severe, with behavioral disturbance | No |
| F02..C11 | Dementia in other diseases classified elsewhere, severe, with agitation | Yes |
| F02..C18 | Dementia in other diseases classified elsewhere, severe, with other behavioral disturbance | Yes |
| F02..C2 | Dementia in other diseases classified elsewhere, severe, with psychotic disturbance | Yes |
| F02..C3 | Dementia in other diseases classified elsewhere, severe, with mood disturbance | Yes |
| F02..C4 | Dementia in other diseases classified elsewhere, severe, with anxiety | Yes |
Last reviewed: September 2026