W93.11XS — Contact with liquid air, sequela
W93.11XS is a billable, specific ICD-10-CM code for contact with liquid air, 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 W93
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Contact with liquid hydrogen
- Contact with liquid nitrogen
Other codes that can never be billed with W93.11XS
These codes carry an Excludes1 note pointing at W93.11XS. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading W93.11XS alone.
Risk adjustment
W93.11XS 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
W93.11XS has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share W93.11. If W93.11XS is not quite right, the correct code is usually one of these.
Questions about W93.11XS
- Is W93.11XS a billable ICD-10-CM code?
- Yes. W93.11XS is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does W93.11XS sit in the tabular list?
- External causes of morbidity (V00-Y99), in the block Exposure to electric current, radiation and extreme ambient air temperature and pressure (W85-W99).