T40.49
Header — not billablePoisoning by, adverse effect of and underdosing of other synthetic narcotics
The ICD-10 code for poisoning by, adverse effect of and underdosing of other synthetic narcotics is T40.49.
T40.49 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 6 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under T40.49
- T40.491Poisoning by other synthetic narcotics, accidental (unintentional)
- T40.492Poisoning by other synthetic narcotics, intentional self-harm
- T40.493Poisoning by other synthetic narcotics, assault
- T40.494Poisoning by other synthetic narcotics, undetermined
- T40.495Adverse effect of other synthetic narcotics
- T40.496Underdosing of other synthetic narcotics
Related codes in this category
- T40.41Poisoning by, adverse effect of and underdosing of fentanyl or fentanyl analogsnon-billable header
- T40.42Poisoning by, adverse effect of and underdosing of tramadolnon-billable header
- T40.49Poisoning by, adverse effect of and underdosing of other synthetic narcoticsnon-billable header