T59.0X1
T59.0X1: Toxic effect of nitrogen oxides, accidental (unintentional)
Non-billable headerICD-10-CM
T59.0X1 is a non-billable header ICD-10-CM code for toxic effect of nitrogen oxides, accidental (unintentional). It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.
This code requires a 7th character
The appropriate 7th character is to be added to each code from category T59
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Toxic effect of nitrogen oxides NOS
Other codes that can never be billed with T59.0X1
Their own Excludes1 notes name this code, so the conflict is not listed above.
- T71Asphyxiation
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead T59.0X1
3 child codes. Green means billable.