S27.51XA — Primary blast injury of thoracic trachea, initial encounter
S27.51XA is a billable, specific ICD-10-CM code for primary blast injury of thoracic trachea, 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 S27
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Blast injury of thoracic trachea NOS
Risk adjustment
S27.51XA 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
S27.51XA is named in 4 Medicare coverage policies — 4 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
- A56717Billing and Coding: Respiratory Therapy (Respiratory Care)
- A57205Billing and Coding: Oximetry Services
- A57224Billing and Coding: Respiratory Care
Related codes at this level
Codes that share S27.51. If S27.51XA is not quite right, the correct code is usually one of these.
Questions about S27.51XA
- Is S27.51XA a billable ICD-10-CM code?
- Yes. S27.51XA is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does S27.51XA sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the thorax (S20-S29).