S91.25
⚠ Non-billable (Header)Open bite of toe with damage to nail
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.
Also Known As
Bite of toe with damage to nail NOS
❌ Excludes1
directCannot be coded with S91.25
- • superficial bite of toe (S90.46-, S90.47-)
Child Codes (7)
S91.251Open bite of right great toe with damage to nailS91.252Open bite of left great toe with damage to nailS91.253Open bite of unspecified great toe with damage to nailS91.254Open bite of right lesser toe(s) with damage to nailS91.255Open bite of left lesser toe(s) with damage to nailS91.256Open bite of unspecified lesser toe(s) with damage to nailS91.259Open bite of unspecified toe(s) with damage to nail
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CodeS91.25
BillableNo — Header code
ParentS91.2
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes11 rule(s)
Excludes20 note(s)
Child codes7
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)