S91.106Header code — not billable

Unspecified open wound of unspecified lesser toe(s) without damage to nail

Short description: Unsp open wound of unsp lesser toe(s) without damage to nail

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
S91
Effective date
October 1, 2026

Related codes in category S91

S91Open wound of ankle, foot and toesS91.0Open wound of ankleS91.00Unspecified open wound of ankleS91.001Unspecified open wound, right ankleS91.001AUnspecified open wound, right ankle, initial encounterYesS91.001DUnspecified open wound, right ankle, subsequent encounterYesS91.001SUnspecified open wound, right ankle, sequelaYesS91.002Unspecified open wound, left ankleS91.002AUnspecified open wound, left ankle, initial encounterYesS91.002DUnspecified open wound, left ankle, subsequent encounterYesS91.002SUnspecified open wound, left ankle, sequelaYesS91.009Unspecified open wound, unspecified ankle

Frequently asked questions

What is ICD-10 code S91.106?

S91.106 is an ICD-10-CM diagnosis code for Unspecified open wound of unspecified lesser toe(s) without damage to nail.

Is S91.106 a billable code?

No. S91.106 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 S91.106 in?

S91.106 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S91.106 become effective?

S91.106 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S91.106?

S91.106 belongs to category S91, 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.