F11.9
⚠ Non-billable (Header)Opioid use, unspecified
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 F11.9
- • opioid abuse (F11.1-)
- • opioid dependence (F11.2-)
Child Codes (8)
F11.90Opioid use, unspecified, uncomplicatedF11.91Opioid use, unspecified, in remissionF11.92Opioid use, unspecified with intoxicationF11.93Opioid use, unspecified with withdrawalF11.94Opioid use, unspecified with opioid-induced mood disorderF11.95Opioid use, unspecified with opioid-induced psychotic disorderF11.98Opioid use, unspecified with other specified opioid-induced disorderF11.99Opioid use, unspecified with unspecified opioid-induced disorder
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CodeF11.9
BillableNo — Header code
ParentF11
CategoryMental, Behavioral and Neurodevelopmental disorders (F01-F99)
Excludes12 rule(s)
Excludes20 note(s)
Child codes8
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)