2026 ICD-10-CM Diagnosis Code S25Injury of blood vessels of thorax

ICD-10-CM Codes›S00–T88›S20-S29›S25

ICD-10-CM S25
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

S25 is a non-billable ICD-10-CM category code for injury of blood vessels of thorax, so it cannot be submitted on claims. Use a more specific code from this category instead, such as S25.00XA, S25.00XD, S25.00XS, and S25.01XA.

Code Identity

ICD-10-CM Code
S25
Billable Status
No — Non-Billable Category
Code Describes
Injury of blood vessels of thorax
Chapter
S20-S29
Injuries to the thorax

Code Classification

ChapterS00–T88Injury, poisoning and certain other consequences of external causes
SectionS20-S29Injuries to the thorax
CategoryS25Injury of blood vessels of thorax
This CodeS25Injury of blood vessels of thorax

Specific Coding for Injury of blood vessels of thoraxOverview

Non-specific codes like S25 require more characters. Use one of these billable codes instead:

  • S25.0 for Injury of thoracic aorta

  • S25.00 for Unspecified injury of thoracic aorta

  • S25.01 for Minor laceration of thoracic aorta

  • S25.02 for Major laceration of thoracic aorta

  • S25.09 for Other specified injury of thoracic aorta

  • S25.1 for Injury of innominate or subclavian artery

  • S25.10 for Unspecified injury of innominate or subclavian artery

  • S25.11 for Minor laceration of innominate or subclavian artery

  • S25.12 for Major laceration of innominate or subclavian artery

  • S25.19 for Other specified injury of innominate or subclavian artery

  • S25.2 for Injury of superior vena cava

  • S25.20 for Unspecified injury of superior vena cava

  • S25.21 for Minor laceration of superior vena cava

  • S25.22 for Major laceration of superior vena cava

  • S25.29 for Other specified injury of superior vena cava

  • S25.3 for Injury of innominate or subclavian vein

  • S25.30 for Unspecified injury of innominate or subclavian vein

  • S25.31 for Minor laceration of innominate or subclavian vein

  • S25.32 for Major laceration of innominate or subclavian vein

  • S25.39 for Other specified injury of innominate or subclavian vein

  • S25.4 for Injury of pulmonary blood vessels

  • S25.40 for Unspecified injury of pulmonary blood vessels

  • S25.41 for Minor laceration of pulmonary blood vessels

  • S25.42 for Major laceration of pulmonary blood vessels

  • S25.49 for Other specified injury of pulmonary blood vessels

  • S25.5 for Injury of intercostal blood vessels

  • S25.50 for Unspecified injury of intercostal blood vessels

  • S25.51 for Laceration of intercostal blood vessels

  • S25.59 for Other specified injury of intercostal blood vessels

  • S25.8 for Injury of other blood vessels of thorax

  • S25.80 for Unspecified injury of other blood vessels of thorax

  • S25.81 for Laceration of other blood vessels of thorax

  • S25.89 for Other specified injury of other blood vessels of thorax

  • S25.9 for Injury of unspecified blood vessel of thorax

  • S25.90 for Unspecified injury of unspecified blood vessel of thorax

  • S25.91 for Laceration of unspecified blood vessel of thorax

  • S25.99 for Other specified injury of unspecified blood vessel of thorax

Coding GuidelinesGuidance

The appropriate 7th character is to be added to each code from block Injury of blood vessels of thorax (S25). Use the following options for the applicable episode of care:

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Source: ICD-10-CM Official Guidelines for Coding and Reporting, FY 2026, published by CMS and the National Center for Health Statistics.

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Code Also

  • any associated open wound S21

7th Character Note

  • The appropriate 7th character is to be added to each code from category S25

7th Character

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Patient EducationClinical

Wounds and Injuries

An injury is damage to your body. It is a general term that refers to harm caused by accidents, falls, hits, weapons, and more. In the U.S., millions of people injure themselves every year. These injuries range from minor to life-threatening.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About S25Overview

Is S25 (Injury of blood vessels of thorax) a billable code?

No. This is a category header that groups the codes for injury of blood vessels of thorax, and headers cannot be submitted on claims. Claims for injury of blood vessels of thorax need a more specific code from this category, such as S25.00XA, S25.00XD, and S25.00XS.