S20.222 Contusion of left back wall of thoraxNon-billable ICD-10-CM code.
S20.22 Contusion of back wall of thoraxS20.221 Contusion of right back wall of thoraxS20.221A Contusion of right back wall of thorax, initial encounterS20.221D Contusion of right back wall of thorax, subsequent encounterS20.221S Contusion of right back wall of thorax, sequelaS20.222 Contusion of left back wall of thorax (this code)S20.222A Contusion of left back wall of thorax, initial encounterS20.222D Contusion of left back wall of thorax, subsequent encounterS20.222S Contusion of left back wall of thorax, sequelaS20.223 Contusion of bilateral back wall of thoraxS20.223A Contusion of bilateral back wall of thorax, initial encounter