T17.818S
T17.818S — Gastric contents in other parts of respiratory tract causing other injury, sequela
Billable / specific codeICD-10-CMPOA exempt
T17.818S is a billable, specific ICD-10-CM code for gastric contents in other parts of respiratory tract causing other injury, 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 T17
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Risk adjustment
T17.818S 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
T17.818S is named in 1 Medicare coverage policy — 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
Related codes at this level
Codes that share T17.818. If T17.818S is not quite right, the correct code is usually one of these.
Questions about T17.818S
- Is T17.818S a billable ICD-10-CM code?
- Yes. T17.818S is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does T17.818S sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Effects of foreign body entering through natural orifice (T15-T19).