X99: Assault by sharp object

Codes under X99 (Assault by sharp object). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
X99.0	Assault by sharp glass	—
X99.0XXA	Assault by sharp glass, initial encounter	✓
X99.0XXD	Assault by sharp glass, subsequent encounter	✓
X99.0XXS	Assault by sharp glass, sequela	✓
X99.1	Assault by knife	—
X99.1XXA	Assault by knife, initial encounter	✓
X99.1XXD	Assault by knife, subsequent encounter	✓
X99.1XXS	Assault by knife, sequela	✓
X99.2	Assault by sword or dagger	—
X99.2XXA	Assault by sword or dagger, initial encounter	✓
X99.2XXD	Assault by sword or dagger, subsequent encounter	✓
X99.2XXS	Assault by sword or dagger, sequela	✓
X99.8	Assault by other sharp object	—
X99.8XXA	Assault by other sharp object, initial encounter	✓
X99.8XXD	Assault by other sharp object, subsequent encounter	✓
X99.8XXS	Assault by other sharp object, sequela	✓
X99.9	Assault by unspecified sharp object	—
X99.9XXA	Assault by unspecified sharp object, initial encounter	✓
X99.9XXD	Assault by unspecified sharp object, subsequent encounter	✓
X99.9XXS	Assault by unspecified sharp object, sequela	✓

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

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