T65.84 — Toxic effect of xylazine
Is T65.84 billable?
No — T65.84 is a non-billable header code. T65.84 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 12 billable codes beneath T65.84.
Billable codes under this header
- T65.841AToxic effect of xylazine, accidental (unintentional), initial encounter
- T65.841DToxic effect of xylazine, accidental (unintentional), subsequent encounter
- T65.841SToxic effect of xylazine, accidental (unintentional), sequela
- T65.842AToxic effect of xylazine, intentional self-harm, initial encounter
- T65.842DToxic effect of xylazine, intentional self-harm, subsequent encounter
- T65.842SToxic effect of xylazine, intentional self-harm, sequela
- T65.843AToxic effect of xylazine, assault, initial encounter
- T65.843DToxic effect of xylazine, assault, subsequent encounter
- T65.843SToxic effect of xylazine, assault, sequela
- T65.844AToxic effect of xylazine, undetermined, initial encounter
- T65.844DToxic effect of xylazine, undetermined, subsequent encounter
- T65.844SToxic effect of xylazine, undetermined, sequela
T65.84 at a glance
| Code | T65.84 |
|---|---|
| Description | Toxic effect of xylazine |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Use additional code
Report an additional code alongside T65.84 to fully describe the condition. T65.84 is sequenced first.
Excludes1 — never code together — inherited from T51-T65
The conditions below can never be reported together with T65.84 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- contact with and (suspected) exposure to toxic substances (Z77.-)
Use additional code — inherited from Chapter 19
Report an additional code alongside T65.84 to fully describe the condition. T65.84 is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Use additional code — inherited from T51-T65
Report an additional code alongside T65.84 to fully describe the condition. T65.84 is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T65.84, but a patient may have both at the same time. When documentation supports it, T65.84 and the excluded code may both be reported.
What codes fall under T65.84? (4)
How long has T65.84 existed?
T65.84 first appears in FY2026.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.