S01
⚠ Non-billable
Open wound of head
ICD-10-CM · FY2026 · Injury, Poisoning and Certain Other Consequences of External Causes
Code
S01
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Injury, Poisoning and Certain Other Consequences of External Causes
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Excludes1 — never code together
- open skull fracture (S02.- with 7th character B)
Excludes2 — not included here, but may code together
- injury of eye and orbit (S05.-)
- traumatic amputation of part of head (S08.-)
Code also
- any associated:
- injury of cranial nerve (S04.-)
- injury of muscle and tendon of head (S09.1-)
- intracranial injury (S06.-)
- wound infection
7th character
- The appropriate 7th character is to be added to each code from category S01
Frequently asked questions
What is ICD-10 code S01?
ICD-10-CM code S01 represents Open wound of head. It is a non-billable header code requiring a more specific subcategory in the Injury, Poisoning and Certain Other Consequences of External Causes chapter, effective October 1, 2025 – September 30, 2026.
Is S01 billable?
No. S01 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is S01 in?
S01 belongs to the Injury, Poisoning and Certain Other Consequences of External Causes chapter (S00–T88) of ICD-10-CM.
Related codes in the S01 category
S01.0
Open wound of scalp
Non-billable
S01.1
Open wound of eyelid and periocular area
Non-billable
S01.00
Unspecified open wound of scalp
Non-billable
S01.01
Laceration without foreign body of scalp
Non-billable
S01.02
Laceration with foreign body of scalp
Non-billable
S01.03
Puncture wound without foreign body of scalp
Non-billable
S01.04
Puncture wound with foreign body of scalp
Non-billable
S01.05
Open bite of scalp
Non-billable
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