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S01.8

S01.8Open wound of other parts of head

Non-billable headerICD-10-CM

S01.8 is a non-billable header ICD-10-CM code for open wound of other parts 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 S01

A
initial encounter
D
subsequent encounter
S
sequela

Other codes that can never be billed with S01.8

These codes carry an Excludes1 note pointing at S01.8. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading S01.8 alone.

  • S00.87Other superficial bite of other part of head
  • S00.87XAOther superficial bite of other part of head, initial encounter
  • S00.87XDOther superficial bite of other part of head, subsequent encounter
  • S00.87XSOther superficial bite of other part of head, sequela

Risk adjustment

S01.8 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 S01.8

6 child codes. Green means billable.

Related codes at this level

Codes that share S01. If S01.8 is not quite right, the correct code is usually one of these.

Questions about S01.8

Is S01.8 a billable ICD-10-CM code?
No. S01.8 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does S01.8 sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the head (S00-S09).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.