All ICD10 Codes

S90.44

Non-Billable
ChapterS00–T88
Ranksubcategory
Official Description

External constriction of toe

Use a more specific code (6 billable)
S90.441External constriction, right great toeS90.442External constriction, left great toeS90.443External constriction, unspecified great toeS90.444External constriction, right lesser toe(s)S90.445External constriction, left lesser toe(s)S90.446External constriction, unspecified lesser toe(s)
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

Includes
  • Hair tourniquet syndrome of toe
General instructions are available for the parent sections:
View CH19 NotesView S90-S99 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)
S90Superficial injury of ankle, foot and toes
S90.4Other superficial injuries of toe
S90.44External constriction of toeNot billable
S90.441External constriction, right great toeBillable
S90.442External constriction, left great toeBillable
S90.443External constriction, unspecified great toeBillable
S90.444External constriction, right lesser toe(s)Billable
S90.445External constriction, left lesser toe(s)Billable
S90.446External constriction, unspecified lesser toe(s)Billable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to S90.44:

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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