Y36.A2XS — High level blast overpressure in war operations, sequela
Y36.A2XS is a billable, specific ICD-10-CM code for high level blast overpressure in war operations, 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 Y36
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- High level blast overpressure due to explosion in war operations
- HLB overpressure in war operations
Risk adjustment
Y36.A2XS 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-FY2026
High level blast overpressure in war operations, sequela
Related codes at this level
Codes that share Y36.A2. If Y36.A2XS is not quite right, the correct code is usually one of these.
Questions about Y36.A2XS
- Is Y36.A2XS a billable ICD-10-CM code?
- Yes. Y36.A2XS is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does Y36.A2XS sit in the tabular list?
- External causes of morbidity (V00-Y99), in the block Legal intervention, operations of war, military operations, and terrorism (Y35-Y38).