T65.852A — Toxic effect of medetomidine, intentional self-harm, initial encounter
T65.852A is a billable, specific ICD-10-CM code for toxic effect of medetomidine, intentional self-harm, initial encounter. It is valid for submission on a claim.
7th character "A" — initial encounter
The appropriate 7th character is to be added to each code from category T65
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Risk adjustment
T65.852A does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code history
What changed, and when. Derived by diffing consecutive CMS release files — which matters when you are defending a code assigned under an earlier edition.
- addedFY2024-FY2027
Toxic effect of medetomidine, intentional self-harm, initial encounter
Related codes at this level
Codes that share T65.852. If T65.852A is not quite right, the correct code is usually one of these.
Questions about T65.852A
- Is T65.852A a billable ICD-10-CM code?
- Yes. T65.852A is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does T65.852A sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Toxic effects of substances chiefly nonmedicinal as to source (T51-T65).