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F91

Non-billable

Conduct disorders

Chapter 5: Mental, Behavioral and Neurodevelopmental disorders

Coding Guidance

F91 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail. See Related Codes to drill down to more specific billable codes for appropriate reimbursement.

Additional Information

From parent codes: F01-F99 (Chapter 5)

IncludesFrom F01-F99

Conditions included in this code from parent codes.

  • disorders of psychological development
Excludes 2 — Not Included HereFrom F01-F99

Excludes2 means 'NOT INCLUDED HERE!' An Excludes2 note indicates that the condition excluded is not part of the condition represented by the code, but a patient may have both conditions at the same time.

  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)