S86.399
S86.399: Other injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg
Non-billable headerICD-10-CMunspecified
S86.399 is a non-billable header ICD-10-CM code for other injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg. 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 S86
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Excludes2 inherited from the categories above S86.399
Not part of this code, but both may be coded when both are present.
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 S86.399
3 child codes. Green means billable.
- S86.399AOther injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg, initial encounter
- S86.399DOther injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg, subsequent encounter
- S86.399SOther injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg, sequela