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S01

⚠ Non-billable (Header)

Open wound of head

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

⚠️ This is a category header code — not billable. Use a more specific child code below.

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❌ Excludes1

direct

Cannot be coded with S01

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

⚠️ Excludes2

direct

May be coded together if both conditions coexist

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

Child Codes (8)

S01.0Open wound of scalpS01.1Open wound of eyelid and periocular areaS01.2Open wound of noseS01.3Open wound of earS01.4Open wound of cheek and temporomandibular areaS01.5Open wound of lip and oral cavityS01.8Open wound of other parts of headS01.9Open wound of unspecified part of head

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Code Information

CodeS01
BillableNo — Header code
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes11 rule(s)
Excludes22 note(s)
Child codes8

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)