S01.9
S01.9: Open wound of unspecified part of head
Non-billable headerICD-10-CM
S01.9 is a non-billable header ICD-10-CM code for open wound of unspecified part 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
Excludes1 inherited from the categories above S01.9
A category’s note binds every code beneath it.
Excludes2 inherited from the categories above S01.9
Not part of this code, but both may be coded when both are present.
Other codes that can never be billed with S01.9
Their own Excludes1 notes name this code, so the conflict is not listed above.
- S00Superficial injury of head
- S00.97Other superficial bite of unspecified part of head
- S00.97XAOther superficial bite of unspecified part of head, initial encounter
- S00.97XDOther superficial bite of unspecified part of head, subsequent encounter
- S00.97XSOther superficial bite of unspecified part of head, sequela
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 S01.9
6 child codes. Green means billable.
- S01.90Unspecified open wound of unspecified part of head
- S01.91Laceration without foreign body of unspecified part of head
- S01.92Laceration with foreign body of unspecified part of head
- S01.93Puncture wound without foreign body of unspecified part of head
- S01.94Puncture wound with foreign body of unspecified part of head
- S01.95Open bite of unspecified part of head