Is S91.222 a billable ICD-10-CM code?

No. S91.222 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does S91.222 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).

S91.222

S91.222 — Laceration with foreign body of left great toe with damage to nail

Non-billable headerICD-10-CMleft

S91.222 is a non-billable header ICD-10-CM code for laceration with foreign body of left great toe with damage to nail. 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 S91

A: initial encounter
D: subsequent encounter
S: sequela

Risk adjustment

S91.222 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.

How S91.222 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to S91.222.

Laceration›toe›great›left›with›damage to nail›with›foreign body

Code to one of these instead S91.222

3 child codes. Green means billable.

Related codes at this level

Codes that share S91.22. If S91.222 is not quite right, the correct code is usually one of these.

Questions about S91.222

Is S91.222 a billable ICD-10-CM code?: No. S91.222 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does S91.222 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).