T79
Header — not billableCertain early complications of trauma, not elsewhere classified
The ICD-10 code for certain early complications of trauma, not elsewhere classified is T79.
T79 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 10 more specific codes below.
Clinical notes
Excludes2 (not included here)
An Excludes2 note means the excluded condition is not part of this one, but a patient can have both at the same time — in that case both codes may be reported together.
7th character definitions
These definitions specify what each valid 7th-character value means for codes in this category.
- [object Object]
7th character note
This category requires a 7th character to indicate additional clinical detail (e.g. encounter type: initial, subsequent, sequela). The code is incomplete without it.
- The appropriate 7th character is to be added to each code from category T79
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 category requires a 7th character. Documentation should clearly indicate the episode of care (initial encounter, subsequent encounter, or sequela).
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under T79
- T79.0Air embolism (traumatic)
- T79.1Fat embolism (traumatic)
- T79.2Traumatic secondary and recurrent hemorrhage and seroma
- T79.4Traumatic shock
- T79.5Traumatic anuria
- T79.6Traumatic ischemia of muscle
- T79.7Traumatic subcutaneous emphysema
- T79.8Other early complications of trauma
- T79.9Unspecified early complication of trauma
- T79.ATraumatic compartment syndromenon-billable header