S09.1
S09.1: Injury of muscle and tendon of head
Non-billable headerICD-10-CM
S09.1 is a non-billable header ICD-10-CM code for injury of muscle and tendon of head. 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 S09
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Excludes2: not included here, but may coexist
The excluded condition is not part of this code, but a patient can have both. You may code both.
- sprain to joints and ligament of head (S03.9)
Code also
Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.
- any associated open wound (S01.-)
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 S09.1
4 child codes. Green means billable.