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ICD-10-CM category

Y28: Contact with sharp object, undetermined intent

40 subcodes · 30 billable · Look up any code with the ICD-10 search

Codes under Y28 (Contact with sharp object, undetermined intent). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

CodeDescriptionBillable
Y28.0 Contact with sharp glass, undetermined intent —
Y28.0 Contact with sharp glass, undetermined intent —
Y28.0XXA Contact with sharp glass, undetermined intent, initial encounter ✓
Y28.0XXA Contact with sharp glass, undetermined intent, initial encounter ✓
Y28.0XXD Contact with sharp glass, undetermined intent, subsequent encounter ✓
Y28.0XXD Contact with sharp glass, undetermined intent, subsequent encounter ✓
Y28.0XXS Contact with sharp glass, undetermined intent, sequela ✓
Y28.0XXS Contact with sharp glass, undetermined intent, sequela ✓
Y28.1 Contact with knife, undetermined intent —
Y28.1 Contact with knife, undetermined intent —
Y28.1XXA Contact with knife, undetermined intent, initial encounter ✓
Y28.1XXA Contact with knife, undetermined intent, initial encounter ✓
Y28.1XXD Contact with knife, undetermined intent, subsequent encounter ✓
Y28.1XXD Contact with knife, undetermined intent, subsequent encounter ✓
Y28.1XXS Contact with knife, undetermined intent, sequela ✓
Y28.1XXS Contact with knife, undetermined intent, sequela ✓
Y28.2 Contact with sword or dagger, undetermined intent —
Y28.2 Contact with sword or dagger, undetermined intent —
Y28.2XXA Contact with sword or dagger, undetermined intent, initial encounter ✓
Y28.2XXA Contact with sword or dagger, undetermined intent, initial encounter ✓
Y28.2XXD Contact with sword or dagger, undetermined intent, subsequent encounter ✓
Y28.2XXD Contact with sword or dagger, undetermined intent, subsequent encounter ✓
Y28.2XXS Contact with sword or dagger, undetermined intent, sequela ✓
Y28.2XXS Contact with sword or dagger, undetermined intent, sequela ✓
Y28.8 Contact with other sharp object, undetermined intent —
Y28.8 Contact with other sharp object, undetermined intent —
Y28.8XXA Contact with other sharp object, undetermined intent, initial encounter ✓
Y28.8XXA Contact with other sharp object, undetermined intent, initial encounter ✓
Y28.8XXD Contact with other sharp object, undetermined intent, subsequent encounter ✓
Y28.8XXD Contact with other sharp object, undetermined intent, subsequent encounter ✓
Y28.8XXS Contact with other sharp object, undetermined intent, sequela ✓
Y28.8XXS Contact with other sharp object, undetermined intent, sequela ✓
Y28.9 Contact with unspecified sharp object, undetermined intent —
Y28.9 Contact with unspecified sharp object, undetermined intent —
Y28.9XXA Contact with unspecified sharp object, undetermined intent, initial encounter ✓
Y28.9XXA Contact with unspecified sharp object, undetermined intent, initial encounter ✓
Y28.9XXD Contact with unspecified sharp object, undetermined intent, subsequent encounter ✓
Y28.9XXD Contact with unspecified sharp object, undetermined intent, subsequent encounter ✓
Y28.9XXS Contact with unspecified sharp object, undetermined intent, sequela ✓
Y28.9XXS Contact with unspecified sharp object, undetermined intent, sequela ✓

Frequently asked questions

What is ICD-10-CM code Y28?

Y28 is an ICD-10-CM category covering Contact with sharp object, undetermined intent. It contains 40 more specific diagnosis codes, 30 of which are billable.

Is Y28 a billable code?

No — Y28 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example Y28.0 — Contact with sharp glass, undetermined intent). 30 of the 40 codes under Y28 are billable.

What codes fall under Y28?

Y28 includes Y28.0, Y28.0, Y28.0XXA, Y28.0XXA, Y28.0XXD, plus 35 more. See the full list with descriptions and billable status above.

More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees

Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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