Is T45.1X1 a billable code?
No. T45.1X1 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
T45.1X1: Poisoning by antineoplastic and immunosuppressive drugs, accidental (unintentional)
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
T45.1X1 groups related diagnoses under poisoning by antineoplastic and immunosuppressive drugs, 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 T45.1X1
- T45.1X1APoisoning by antineoplastic and immunosuppressive drugs, accidental (unintentional), initial encounter
- T45.1X1DPoisoning by antineoplastic and immunosuppressive drugs, accidental (unintentional), subsequent encounter
- T45.1X1SPoisoning by antineoplastic and immunosuppressive drugs, accidental (unintentional), sequela
Other codes in T45.1X Poisoning by, adverse effect of and underdosing of antineoplastic and immunosuppressive drugs
- T45.1X2Poisoning by antineoplastic and immunosuppressive drugs, intentional self-harmheader
- T45.1X3Poisoning by antineoplastic and immunosuppressive drugs, assaultheader
- T45.1X4Poisoning by antineoplastic and immunosuppressive drugs, undeterminedheader
- T45.1X5Adverse effect of antineoplastic and immunosuppressive drugsheader
- T45.1X6Underdosing of antineoplastic and immunosuppressive drugsheader
T45.1X1 questions
What does T45.1X1 mean?
T45.1X1 is the ICD-10-CM code for Poisoning by antineoplastic and immunosuppressive drugs, 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.