Back to ICD-10 library
ICD-10-CM · FY 2026 APRIL UPDATE

W49

Exposure to other inanimate mechanical forces

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
W49.0Item causing external constrictionCategory
W49.01Hair causing external constrictionCategory
W49.01XAHair causing external constriction, initial encounterBillable
W49.01XDHair causing external constriction, subsequent encounterBillable
W49.01XSHair causing external constriction, sequelaBillable
W49.02String or thread causing external constrictionCategory
W49.02XAString or thread causing external constriction, initial encounterBillable
W49.02XDString or thread causing external constriction, subsequent encounterBillable
W49.02XSString or thread causing external constriction, sequelaBillable
W49.03Rubber band causing external constrictionCategory
W49.03XARubber band causing external constriction, initial encounterBillable
W49.03XDRubber band causing external constriction, subsequent encounterBillable
W49.03XSRubber band causing external constriction, sequelaBillable
W49.04Ring or other jewelry causing external constrictionCategory
W49.04XARing or other jewelry causing external constriction, initial encounterBillable
W49.04XDRing or other jewelry causing external constriction, subsequent encounterBillable
W49.04XSRing or other jewelry causing external constriction, sequelaBillable
W49.09Other specified item causing external constrictionCategory
W49.09XAOther specified item causing external constriction, initial encounterBillable
W49.09XDOther specified item causing external constriction, subsequent encounterBillable
W49.09XSOther specified item causing external constriction, sequelaBillable
W49.9Exposure to other inanimate mechanical forcesCategory
W49.9XXAExposure to other inanimate mechanical forces, initial encounterBillable
W49.9XXDExposure to other inanimate mechanical forces, subsequent encounterBillable
W49.9XXSExposure to other inanimate mechanical forces, sequelaBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.