MCMedicalCodingSoftware
S29.8XXA

S29.8XXA: Other specified injuries of thorax, initial encounter

Billable / specific codeICD-10-CM

S29.8XXA is a billable, specific ICD-10-CM code for other specified injuries of thorax, initial encounter. It is valid for submission on a claim.

Check S29.8XXA with the rest of the claim: free scrubber

7th character "A": initial encounter

The appropriate 7th character is to be added to each code from category S29

A
initial encounter
D
subsequent encounter
S
sequela

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

S29.8XXA is named in 5 Medicare coverage policies: 5 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A56625Billing and Coding: Echocardiography
  • A56781Billing and Coding: Transthoracic Echocardiography (TTE)
  • A57306Billing and Coding: Transthoracic Echocardiography (TTE)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under S29.8

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.