Is T40.411 a billable code?
No. T40.411 is a header code that groups 3 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
T40.411: Poisoning by fentanyl or fentanyl analogs, accidental (unintentional)
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
T40.411 groups related diagnoses under poisoning by fentanyl or fentanyl analogs, accidental (unintentional). It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under T40.411
- T40.411APoisoning by fentanyl or fentanyl analogs, accidental (unintentional), initial encounter
- T40.411DPoisoning by fentanyl or fentanyl analogs, accidental (unintentional), subsequent encounter
- T40.411SPoisoning by fentanyl or fentanyl analogs, accidental (unintentional), sequela
Other codes in T40.41 Poisoning by, adverse effect of and underdosing of fentanyl or fentanyl analogs
- T40.412Poisoning by fentanyl or fentanyl analogs, intentional self-harmheader
- T40.413Poisoning by fentanyl or fentanyl analogs, assaultheader
- T40.414Poisoning by fentanyl or fentanyl analogs, undeterminedheader
- T40.415Adverse effect of fentanyl or fentanyl analogsheader
- T40.416Underdosing of fentanyl or fentanyl analogsheader
T40.411 questions
What does T40.411 mean?
T40.411 is the ICD-10-CM code for Poisoning by fentanyl or fentanyl analogs, accidental (unintentional). It is in chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.