T56.81
T56.81: Toxic effect of thallium
Non-billable headerICD-10-CM
T56.81 is a non-billable header ICD-10-CM code for toxic effect of thallium. 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 T56
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Other codes that can never be billed with T56.81
Their own Excludes1 notes name this code, so the conflict is not listed above.
- T60.4Toxic effect of rodenticides
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 T56.81
4 child codes. Green means billable.