F91 Conduct disorders
ICD-10-CM category F91 sits in Chapter 5 (Mental, behavioral and neurodevelopmental disorders, F01-F99). It contains 6 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Billable codes in F91
| Code | Description |
|---|---|
F91.0 | Conduct disorder confined to family context |
F91.1 | Conduct disorder, childhood-onset type |
F91.2 | Conduct disorder, adolescent-onset type |
F91.3 | Oppositional defiant disorder |
F91.8 | Other conduct disorders |
F91.9 | Conduct disorder, unspecified |
Search within ICD-10-CM for F91 and related codes
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