2022 ICD-10-CM Code S29

Other and unspecified injuries of thorax

Version 2021

Not Valid for Submission

ICD-10:S29
Short Description:Other and unspecified injuries of thorax
Long Description:Other and unspecified injuries of thorax

Code Classification

  • Injury, poisoning and certain other consequences of external causes (S00–T98)
    • Injuries to the thorax (S20-S29)
      • Other and unspecified injuries of thorax (S29)

S29 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of other and unspecified injuries of thorax. The code is not specific and is NOT valid for the year 2022 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Unspecified diagnosis codes like S29 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.

Coding Guidelines

The appropriate 7th character is to be added to each code from block Other and unspecified injuries of thorax (S29). Use the following options for the aplicable episode of care:

Specific Coding for Other and unspecified injuries of thorax

Non-specific codes like S29 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for other and unspecified injuries of thorax:

  • NON-BILLABLE CODE - S29.0 for Injury of muscle and tendon at thorax level
  • NON-BILLABLE CODE - S29.00 for Unspecified injury of muscle and tendon of thorax
  • NON-BILLABLE CODE - S29.01 for Strain of muscle and tendon of thorax
  • NON-BILLABLE CODE - S29.02 for Laceration of muscle and tendon of thorax
  • NON-BILLABLE CODE - S29.09 for Other injury of muscle and tendon of thorax
  • NON-BILLABLE CODE - S29.8 for Other specified injuries of thorax
  • NON-BILLABLE CODE - S29.9 for Unspecified injury of thorax

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code S29:


Code Also

Code Also
A "code also" note instructs that two codes may be required to fully describe a condition, but this note does not provide sequencing direction.

7th Character Note

7th Character Note
Certain ICD-10-CM categories have applicable 7th characters. The applicable 7th character is required for all codes within the category, or as the notes in the Tabular List instruct. The 7th character must always be the 7th character in the data field. If a code that requires a 7th character is not 6 characters, a placeholder X must be used to fill in the empty characters.

7th Character

7th Character
Indicates that a seventh character is to be assigned to codes in a subcategory.

Information for Patients


Chest Injuries and Disorders

The chest is the part of the body between your neck and your abdomen. It includes the ribs and breastbone. Inside your chest are several organs, including the heart, lungs, and esophagus. The pleura, a large thin sheet of tissue, lines the inside of the chest cavity.

Chest injuries and disorders include


[Learn More in MedlinePlus]

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)