T50.913S — Poisoning by multiple unspecified drugs, medicaments and biological substances, assault, sequela
T50.913S is a billable, specific ICD-10-CM code for poisoning by multiple unspecified drugs, medicaments and biological substances, assault, sequela. It is valid for submission on a claim.
7th character "S" — sequela
The appropriate 7th character is to be added to each code from category T50
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Risk adjustment
T50.913S 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.
Medicare coverage
T50.913S is named in 5 Medicare coverage policies — 5 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A54799Billing and Coding: Urine Drug Testing
- A55001Billing and Coding: Urine Drug Testing
- A56612Billing and Coding: CT of the Head
- A59186Billing and Coding: Magnesium
Related codes at this level
Codes that share T50.913. If T50.913S is not quite right, the correct code is usually one of these.
Questions about T50.913S
- Is T50.913S a billable ICD-10-CM code?
- Yes. T50.913S is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does T50.913S sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50).