T40.415
Billable codeAdverse effect of fentanyl or fentanyl analogs
The ICD-10 code for adverse effect of fentanyl or fentanyl analogs is T40.415.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- T40.411Poisoning by fentanyl or fentanyl analogs, accidental (unintentional)
- T40.412Poisoning by fentanyl or fentanyl analogs, intentional self-harm
- T40.413Poisoning by fentanyl or fentanyl analogs, assault
- T40.414Poisoning by fentanyl or fentanyl analogs, undetermined
- T40.416Underdosing of fentanyl or fentanyl analogs
- T40.415Adverse effect of fentanyl or fentanyl analogs