S99.912
S99.912 — Unspecified injury of left ankle
Non-billable headerICD-10-CMleft
S99.912 is a non-billable header ICD-10-CM code for unspecified injury of left ankle. 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 subcategory S99.9
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Risk adjustment
S99.912 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead S99.912
3 child codes. Green means billable.
Related codes at this level
Codes that share S99.91. If S99.912 is not quite right, the correct code is usually one of these.
Questions about S99.912
- Is S99.912 a billable ICD-10-CM code?
- No. S99.912 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does S99.912 sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the ankle and foot (S90-S99).