2022 ICD-10-CM Code S27.30

Unspecified injury of lung

Version 2021

Not Valid for Submission

ICD-10:S27.30
Short Description:Unspecified injury of lung
Long Description:Unspecified injury of lung

Code Classification

  • Injury, poisoning and certain other consequences of external causes (S00–T98)
    • Injuries to the thorax (S20-S29)
      • Injury of other and unspecified intrathoracic organs (S27)

S27.30 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of unspecified injury of lung. 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 S27.30 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 Injury of other and unspecified intrathoracic organs (S27). Use the following options for the aplicable episode of care:

Specific Coding for Unspecified injury of lung

Non-specific codes like S27.30 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 unspecified injury of lung:

  • NON-BILLABLE CODE - S27.301 for Unspecified injury of lung, unilateral
  • BILLABLE CODE - Use S27.301A for initial encounter
  • BILLABLE CODE - Use S27.301D for subsequent encounter
  • BILLABLE CODE - Use S27.301S for sequela
  • NON-BILLABLE CODE - S27.302 for Unspecified injury of lung, bilateral
  • BILLABLE CODE - Use S27.302A for initial encounter
  • BILLABLE CODE - Use S27.302D for subsequent encounter
  • BILLABLE CODE - Use S27.302S for sequela
  • NON-BILLABLE CODE - S27.309 for Unspecified injury of lung, unspecified
  • BILLABLE CODE - Use S27.309A for initial encounter
  • BILLABLE CODE - Use S27.309D for subsequent encounter
  • BILLABLE CODE - Use S27.309S for sequela

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)