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F11.91

✓ Billable

Opioid use, unspecified, in remission

Mental, Behavioral and Neurodevelopmental disorders (F01-F99)

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❌ Excludes1

inherited from F11.9

Rules from parent category F11.9: Opioid use, unspecified

  • • opioid abuse (F11.1-)
  • • opioid dependence (F11.2-)

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Code Information

CodeF11.91
BillableYes
ParentF11.9
CategoryMental, Behavioral and Neurodevelopmental disorders (F01-F99)
Excludes12 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)