S01 ICD-10-CM Code: Open wound of head

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Official description

S01

Open wound of head

ICD-10-CM diagnosis code · United States clinical modification

Where S01 sits

  1. 1

    Chapter 19

    Injury, poisoning and certain other consequences of external causes (S00-T88)

  2. 2

    Section

    Injuries to the head (S00-S09)

  3. 3

    Category S01

    Open wound of head

  4. 4

    Code S01

    Open wound of head

Codes under S01

S01 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Notes for this code

Inclusion terms

No inclusion terms are listed for S01.

Code first

No “code first” instruction is listed for S01.

Use additional code

No “use additional code” instruction is listed for S01.

Excludes1

Conditions that should not be reported together with this code.

  • open skull fracture (S02.- with 7th character B)

Excludes2

Conditions not included here that may be reported separately when present.

  • injury of eye and orbit (S05.-)
  • traumatic amputation of part of head (S08.-)

Source and release

Data release
U.S. ICD-10-CM · FY 2027
Effective date
Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Frequently asked questions

What does ICD-10-CM code S01 mean?

S01 is the FY 2027 U.S. ICD-10-CM code for “Open wound of head.”

Is S01 a billable or specific ICD-10-CM code?

No. S01 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is S01 located in ICD-10-CM?

S01 is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Injuries to the head (S00-S09) (S00–S09), under category S01, Open wound of head.

What coding notes are listed for S01?

No inclusion terms are listed for S01 in this reference record. No code-first instruction is listed. Excludes1 notes: open skull fracture (S02.- with 7th character B). Excludes2 notes: injury of eye and orbit (S05.-); traumatic amputation of part of head (S08.-).