T45.AX1 is a new non-billable/non-specific diagnosis code introduced in the 2025 ICD-10-CM used to classify the following condition: Poisoning by immune checkpoint inhibitors and immunostimulant drugs, accidental (unintentional).
Inclusion term
Poisoning by immune checkpoint inhibitors and immunosuppressive drugs NOS
Codes
T45.AX1A
Poisoning by immune checkpoint inhibitors and immunostimulant drugs, accidental (unintentional), initial encounter
T45.AX1D
Poisoning by immune checkpoint inhibitors and immunostimulant drugs, accidental (unintentional), subsequent encounter
T45.AX1S
Poisoning by immune checkpoint inhibitors and immunostimulant drugs, accidental (unintentional), sequela
Versions
2025
New code