T65.851 — Toxic effect of medetomidine, accidental (unintentional)
Is T65.851 billable?
No — T65.851 is a non-billable header code. T65.851 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 3 billable codes beneath T65.851.
T65.851 at a glance
| Code | T65.851 |
|---|---|
| Description | Toxic effect of medetomidine, accidental (unintentional) |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Inclusion terms
Alternative wording in documentation that is classified to T65.851.
- Toxic effect of medetomidine NOS
Excludes1 — never code together — inherited from T51-T65
The conditions below can never be reported together with T65.851 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 T65.851 to fully describe the condition. T65.851 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 T65.851 to fully describe the condition. T65.851 is sequenced first.
Use additional code — inherited from T65.85
Report an additional code alongside T65.851 to fully describe the condition. T65.851 is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T65.851, but a patient may have both at the same time. When documentation supports it, T65.851 and the excluded code may both be reported.