S01.409Header code — not billable
Unspecified open wound of unspecified cheek and temporomandibular area
Short description: Unsp open wound of unsp cheek and temporomandibular area
- Chapter
- 19. Injury, poisoning and certain other consequences of external causes
- Category
- S01
- Effective date
- October 1, 2026
Related codes in category S01
S01Open wound of headS01.0Open wound of scalpS01.00Unspecified open wound of scalpS01.00XAUnspecified open wound of scalp, initial encounterYesS01.00XDUnspecified open wound of scalp, subsequent encounterYesS01.00XSUnspecified open wound of scalp, sequelaYesS01.01Laceration without foreign body of scalpS01.01XALaceration without foreign body of scalp, initial encounterYesS01.01XDLaceration without foreign body of scalp, subs encntrYesS01.01XSLaceration without foreign body of scalp, sequelaYesS01.02Laceration with foreign body of scalpS01.02XALaceration with foreign body of scalp, initial encounterYes
Frequently asked questions
What is ICD-10 code S01.409?
S01.409 is an ICD-10-CM diagnosis code for Unspecified open wound of unspecified cheek and temporomandibular area.
Is S01.409 a billable code?
No. S01.409 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is S01.409 in?
S01.409 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.
When did S01.409 become effective?
S01.409 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to S01.409?
S01.409 belongs to category S01, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.