ICD-10-CM S21.309: Unspecified open wound of unspecified front wall of thorax with penetration into thoracic cavity

Parent Code (Less Specific):

About ICD-10-CM Code S21.309 (Unspecified open wound of unspecified front wall of thorax with penetration into thoracic cavity)

ICD-10-CM code S21.309 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 S21.309 became effective on October 1, 2024.

This page provides detailed information about S21.309 - Unspecified open wound of unspecified front wall of thorax with penetration into thoracic cavity. 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 Unspecified open wound of unspecified front wall of thorax with penetration into thoracic cavity.