T79.9

T79.9: Unspecified early complication of trauma

Non-billable headerICD-10-CM

T79.9 is a non-billable header ICD-10-CM code for unspecified early complication of trauma. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category T79

A: initial encounter
D: subsequent encounter
S: sequela

Excludes2 inherited from the categories above T79.9

Not part of this code, but both may be coded when both are present.

Written on T79: Certain early complications of trauma, not elsewhere classified

acute respiratory distress syndrome (J80)
complications occurring during or following medical procedures (T80-T88)
complications of surgical and medical care NEC (T80-T88)
newborn respiratory distress syndrome (P22.0)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

Complication›trauma(early)

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead T79.9

3 child codes. Green means billable.