S20.4
Header — not billableOther and unspecified superficial injuries of back wall of thorax
The ICD-10 code for other and unspecified superficial injuries of back wall of thorax is S20.4.
S20.4 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 7 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under S20.4
- S20.40Unspecified superficial injuries of back wall of thoraxnon-billable header
- S20.41Abrasion of back wall of thoraxnon-billable header
- S20.42Blister (nonthermal) of back wall of thoraxnon-billable header
- S20.44External constriction of back wall of thoraxnon-billable header
- S20.45Superficial foreign body of back wall of thoraxnon-billable header
- S20.46Insect bite (nonvenomous) of back wall of thoraxnon-billable header
- S20.47Other superficial bite of back wall of thoraxnon-billable header
Related codes in this category
- S20.0Contusion of breastnon-billable header
- S20.1Other and unspecified superficial injuries of breastnon-billable header
- S20.2Contusion of thoraxnon-billable header
- S20.3Other and unspecified superficial injuries of front wall of thoraxnon-billable header
- S20.9Superficial injury of unspecified parts of thoraxnon-billable header
- S20.4Other and unspecified superficial injuries of back wall of thoraxnon-billable header