All ICD10 Codes

S91.20

Non-Billable
ChapterS00–T88
Ranksubcategory
Official Description

Unspecified open wound of toe with damage to nail

Use a more specific code (7 billable)
S91.201Unspecified open wound of right great toe with damage to nailS91.202Unspecified open wound of left great toe with damage to nailS91.203Unspecified open wound of unspecified great toe with damage to nailS91.204Unspecified open wound of right lesser toe(s) with damage to nailS91.205Unspecified open wound of left lesser toe(s) with damage to nailS91.206Unspecified open wound of unspecified lesser toe(s) with damage to nailS91.209Unspecified open wound of unspecified toe(s) with damage to nail
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).
General instructions are available for the parent sections:
View CH19 NotesView S90-S99 NotesView S91 Notes

Clinical Hierarchy

BillableHas subcodes
CH19Injury, poisoning and certain other consequences of external causes (S00-T88)
S90-S99Injuries to the ankle and foot (S90-S99)
S91Open wound of ankle, foot and toes
S91.2Open wound of toe with damage to nail
S91.20Unspecified open wound of toe with damage to nailNot billable
S91.201Unspecified open wound of right great toe with damage to nailBillable
S91.202Unspecified open wound of left great toe with damage to nailBillable
S91.203Unspecified open wound of unspecified great toe with damage to nailBillable
S91.204Unspecified open wound of right lesser toe(s) with damage to nailBillable
S91.205Unspecified open wound of left lesser toe(s) with damage to nailBillable
S91.206Unspecified open wound of unspecified lesser toe(s) with damage to nailBillable
S91.209Unspecified open wound of unspecified toe(s) with damage to nailBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to S91.20:

categoryS91
Open wound of ankle, foot and toes
View context instructions
blockS90-S99
Injuries to the ankle and foot (S90-S99)
View context instructions
chapterCH19
Injury, poisoning and certain other consequences of external causes (S00-T88)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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