S81.00
Header — not billableUnspecified open wound of knee
The ICD-10 code for unspecified open wound of knee is S81.00.
S81.00 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.
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.
Related codes in this category
- S81.01Laceration without foreign body of kneenon-billable header
- S81.02Laceration with foreign body of kneenon-billable header
- S81.03Puncture wound without foreign body of kneenon-billable header
- S81.04Puncture wound with foreign body of kneenon-billable header
- S81.05Open bite of kneenon-billable header
- S81.00Unspecified open wound of kneenon-billable header