ICD-10-CM S26: Injury of heart

ICD-10-CM Diagnosis Code (2025)

Official Description for S26

Injury of heart

Coding Notes & Guidelines for S26

Inclusion Terms

Laceration of heart without penetration of heart chamber

Inclusion Terms

Laceration of heart with penetration of heart chamber

Inclusion Terms

Laceration of heart with penetration of multiple heart chambers

Inclusion Terms

Laceration of heart NOS

Code Also
  • any associated:
  • open wound of thorax (S21.-)
  • traumatic hemopneumothorax (S27.2)
  • traumatic hemothorax (S27.1)
  • traumatic pneumothorax (S27.0)
7th Character Guidance

The appropriate 7th character is to be added to each code from category S26

7th Character Definitions
  • A: initial encounter
  • D: subsequent encounter
  • S: sequela

Child Codes (More Specific Codes for S26):

S26.0 - Injury of heart with hemopericardium S26.00 - Unspecified injury of heart with hemopericardium S26.01 - Contusion of heart with hemopericardium S26.02 - Laceration of heart with hemopericardium S26.020 - Mild laceration of heart with hemopericardium S26.021 - Moderate laceration of heart with hemopericardium S26.022 - Major laceration of heart with hemopericardium S26.09 - Other injury of heart with hemopericardium S26.1 - Injury of heart without hemopericardium S26.10 - Unspecified injury of heart without hemopericardium S26.11 - Contusion of heart without hemopericardium S26.12 - Laceration of heart without hemopericardium S26.19 - Other injury of heart without hemopericardium S26.9 - Injury of heart, unspecified with or without hemopericardium S26.90 - Unspecified injury of heart, unspecified with or without hemopericardium S26.91 - Contusion of heart, unspecified with or without hemopericardium S26.92 - Laceration of heart, unspecified with or without hemopericardium S26.99 - Other injury of heart, unspecified with or without hemopericardium

About ICD-10-CM Code S26 (Injury of heart)

ICD-10-CM code S26 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM S26 became effective on October 1, 2024.

This page provides detailed information about S26 - Injury of heart. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Injury of heart.