Y28

Contact with sharp object, undetermined intent

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

CODE	DESCRIPTION	TYPE
Y28.0	Contact with sharp glass, undetermined intent	Category
Y28.0XXA	Contact with sharp glass, undetermined intent, initial encounter	Billable
Y28.0XXD	Contact with sharp glass, undetermined intent, subsequent encounter	Billable
Y28.0XXS	Contact with sharp glass, undetermined intent, sequela	Billable
Y28.1	Contact with knife, undetermined intent	Category
Y28.1XXA	Contact with knife, undetermined intent, initial encounter	Billable
Y28.1XXD	Contact with knife, undetermined intent, subsequent encounter	Billable
Y28.1XXS	Contact with knife, undetermined intent, sequela	Billable
Y28.2	Contact with sword or dagger, undetermined intent	Category
Y28.2XXA	Contact with sword or dagger, undetermined intent, initial encounter	Billable
Y28.2XXD	Contact with sword or dagger, undetermined intent, subsequent encounter	Billable
Y28.2XXS	Contact with sword or dagger, undetermined intent, sequela	Billable
Y28.8	Contact with other sharp object, undetermined intent	Category
Y28.8XXA	Contact with other sharp object, undetermined intent, initial encounter	Billable
Y28.8XXD	Contact with other sharp object, undetermined intent, subsequent encounter	Billable
Y28.8XXS	Contact with other sharp object, undetermined intent, sequela	Billable
Y28.9	Contact with unspecified sharp object, undetermined intent	Category
Y28.9XXA	Contact with unspecified sharp object, undetermined intent, initial encounter	Billable
Y28.9XXD	Contact with unspecified sharp object, undetermined intent, subsequent encounter	Billable
Y28.9XXS	Contact with unspecified sharp object, undetermined intent, sequela	Billable

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.