T49.8X
T49.8X: Poisoning by, adverse effect of and underdosing of other topical agents
Non-billable headerICD-10-CM
T49.8X is a non-billable header ICD-10-CM code for poisoning by, adverse effect of and underdosing of other topical agents. 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 T49
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Other codes that can never be billed with T49.8X
Their own Excludes1 notes name this code, so the conflict is not listed above.
- T38.0Poisoning by, adverse effect of and underdosing of glucocorticoids and synthetic analogues
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 T49.8X
6 child codes. Green means billable.
- T49.8X1Poisoning by other topical agents, accidental (unintentional)
- T49.8X2Poisoning by other topical agents, intentional self-harm
- T49.8X3Poisoning by other topical agents, assault
- T49.8X4Poisoning by other topical agents, undetermined
- T49.8X5Adverse effect of other topical agents
- T49.8X6Underdosing of other topical agents