F02 vs F19
F02 (Dementia in other diseases classified elsewhere) compared with F19 (Other psychoactive substance related disorders), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. F02 carries an Excludes2 note covering F19: “dementia in alcohol and psychoactive substance disorders (F10-F19, with .17, .27, .97)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| F02Dementia in other diseases classified elsewhere | F19Other psychoactive substance related disorders | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | F01-F99 — Mental, Behavioral and Neurodevelopmental Disorders (F01-F99) | F01-F99 — Mental, Behavioral and Neurodevelopmental Disorders (F01-F99) |
| Definition | Dementia in other diseases classified elsewhere is a non-billable ICD-10-CM category code (F02). | Other psychoactive substance related disorders is a non-billable ICD-10-CM category code (F19). |
| Includes | Major neurocognitive disorder in other diseases classified elsewhere | polysubstance drug use (indiscriminate drug use) |
| Code first | the underlying physiological condition, such as: Alzheimer's (G30.-) | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources