S20.229 Contusion of unspecified back wall of thoraxNon-billable ICD-10-CM code.
S20.223S Contusion of bilateral back wall of thorax, sequelaS20.224 Contusion of middle back wall of thoraxS20.224A Contusion of middle back wall of thorax, initial encounterS20.224D Contusion of middle back wall of thorax, subsequent encounterS20.224S Contusion of middle back wall of thorax, sequelaS20.229 Contusion of unspecified back wall of thorax (this code)S20.229A Contusion of unspecified back wall of thorax, initial encounterS20.229D Contusion of unspecified back wall of thorax, subsequent encounterS20.229S Contusion of unspecified back wall of thorax, sequelaS20.3 Other and unspecified superficial injuries of front wall of thoraxS20.30 Unspecified superficial injuries of front wall of thorax