S20.451 Superficial foreign body of right back wall of thoraxNon-billable ICD-10-CM code.
S20.449 External constriction of unspecified back wall of thoraxS20.449A External constriction of unspecified back wall of thorax, initial encounterS20.449D External constriction of unspecified back wall of thorax, subsequent encounterS20.449S External constriction of unspecified back wall of thorax, sequelaS20.45 Superficial foreign body of back wall of thoraxS20.451 Superficial foreign body of right back wall of thorax (this code)S20.451A Superficial foreign body of right back wall of thorax, initial encounterS20.451D Superficial foreign body of right back wall of thorax, subsequent encounterS20.451S Superficial foreign body of right back wall of thorax, sequelaS20.452 Superficial foreign body of left back wall of thoraxS20.452A Superficial foreign body of left back wall of thorax, initial encounter