S21.25
Header — not billableOpen bite of back wall of thorax without penetration into thoracic cavity
The ICD-10 code for open bite of back wall of thorax without penetration into thoracic cavity is S21.25.
S21.25 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
- superficial bite of back wall of thorax (S20.47)
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Bite of back wall of thorax NOS
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.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- S21.20Unspecified open wound of back wall of thorax without penetration into thoracic cavitynon-billable header
- S21.21Laceration without foreign body of back wall of thorax without penetration into thoracic cavitynon-billable header
- S21.22Laceration with foreign body of back wall of thorax without penetration into thoracic cavitynon-billable header
- S21.23Puncture wound without foreign body of back wall of thorax without penetration into thoracic cavitynon-billable header
- S21.24Puncture wound with foreign body of back wall of thorax without penetration into thoracic cavitynon-billable header
- S21.25Open bite of back wall of thorax without penetration into thoracic cavitynon-billable header