S90.549

Billable

ChapterS00–T88

Ranksubcategory

Official Description

External constriction, unspecified ankle

Metadata & Insights

•Billable/specific code (valid for reimbursement).
•Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

General instructions are available for the parent sections:

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

S90.5Other superficial injuries of ankle

S90.54External constriction of ankle

S90.549External constriction, unspecified ankleBillable

S90.549AExternal constriction, unspecified ankle, initial encounterBillable

S90.549DExternal constriction, unspecified ankle, subsequent encounterBillable

S90.549SExternal constriction, unspecified ankle, sequelaBillable

The following parent sections contain instructions or notes that apply to S90.549:

Injuries to the ankle and foot (S90-S99)

chapterCH19

Injury, poisoning and certain other consequences of external causes (S00-T88)

2026

No direct MS-DRG triggers identified.

Find surgical and procedural codes related to External constriction, unspecified ankle.