All ICD10 Codes

S93.4

Non-Billable
ChapterS00–T88
Ranksubcategory
Official Description

Sprain of ankle

Use a more specific code (0 billable, 5 non-billable)
S93.40Sprain of unspecified ligament of anklehas subcodesS93.41Sprain of calcaneofibular ligamenthas subcodesS93.42Sprain of deltoid ligamenthas subcodesS93.43Sprain of tibiofibular ligamenthas subcodesS93.49Sprain of other ligament of anklehas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

Instructional Notes

Excludes2(Not included here. Code separately if applicable.)
  • injury of Achilles tendon (S86.0-)
General instructions are available for the parent sections:
View CH19 NotesView S90-S99 NotesView S93 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)
S93Dislocation and sprain of joints and ligaments at ankle, foot and toe level
S93.4Sprain of ankleNot billable
S93.40Sprain of unspecified ligament of ankleSubcodes
S93.41Sprain of calcaneofibular ligamentSubcodes
S93.42Sprain of deltoid ligamentSubcodes
S93.43Sprain of tibiofibular ligamentSubcodes
S93.49Sprain of other ligament of ankleSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to S93.4:

categoryS93
Dislocation and sprain of joints and ligaments at ankle, foot and toe level
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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