All ICD10 Codes

S90

Non-Billable
ChapterS00–T88
Rankcategory
Official Description

Superficial injury of ankle, foot and toes

Use a more specific code (0 billable, 8 non-billable)
S90.0Contusion of anklehas subcodesS90.1Contusion of toe without damage to nailhas subcodesS90.2Contusion of toe with damage to nailhas subcodesS90.3Contusion of foothas subcodesS90.4Other superficial injuries of toehas subcodesS90.5Other superficial injuries of anklehas subcodesS90.8Other superficial injuries of foothas subcodesS90.9Unspecified superficial injury of ankle, foot and toehas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

CH19 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)

S90-S99 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • burns and corrosions (T20-T32)
  • fracture of ankle and malleolus (S82.-)
  • frostbite (T33-T34)
  • insect bite or sting, venomous (T63.4)

Clinical Hierarchy

BillableHas subcodes
CH19Injury, poisoning and certain other consequences of external causes (S00-T88)
S90-S99Injuries to the ankle and foot (S90-S99)
S90Superficial injury of ankle, foot and toesNot billable
S90.0Contusion of ankleSubcodes
S90.1Contusion of toe without damage to nailSubcodes
S90.2Contusion of toe with damage to nailSubcodes
S90.3Contusion of footSubcodes
S90.4Other superficial injuries of toeSubcodes
S90.5Other superficial injuries of ankleSubcodes
S90.8Other superficial injuries of footSubcodes
S90.9Unspecified superficial injury of ankle, foot and toeSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to S90:

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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