S99
S99: Other and unspecified injuries of ankle and foot
Non-billable headerICD-10-CMunspecified
S99 is a non-billable header ICD-10-CM code for other and unspecified injuries of ankle and foot. It cannot be billed on its own: choose one of the more specific child codes below.
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead S99
5 child codes. Green means billable.