W31: Contact with other and unspecified machinery

Codes under W31 (Contact with other and unspecified machinery). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
W31.0	Contact with mining and earth-drilling machinery	—
W31.0XXA	Contact with mining and earth-drilling machinery, initial encounter	✓
W31.0XXD	Contact with mining and earth-drilling machinery, subsequent encounter	✓
W31.0XXS	Contact with mining and earth-drilling machinery, sequela	✓
W31.1	Contact with metalworking machines	—
W31.1XXA	Contact with metalworking machines, initial encounter	✓
W31.1XXD	Contact with metalworking machines, subsequent encounter	✓
W31.1XXS	Contact with metalworking machines, sequela	✓
W31.2	Contact with powered woodworking and forming machines	—
W31.2XXA	Contact with powered woodworking and forming machines, initial encounter	✓
W31.2XXD	Contact with powered woodworking and forming machines, subsequent encounter	✓
W31.2XXS	Contact with powered woodworking and forming machines, sequela	✓
W31.3	Contact with prime movers	—
W31.3XXA	Contact with prime movers, initial encounter	✓
W31.3XXD	Contact with prime movers, subsequent encounter	✓
W31.3XXS	Contact with prime movers, sequela	✓
W31.8	Contact with other specified machinery	—
W31.9	Contact with unspecified machinery	—
W31.9XXA	Contact with unspecified machinery, initial encounter	✓
W31.9XXD	Contact with unspecified machinery, subsequent encounter	✓
W31.9XXS	Contact with unspecified machinery, sequela	✓
W31.81	Contact with recreational machinery	—
W31.81XA	Contact with recreational machinery, initial encounter	✓
W31.81XD	Contact with recreational machinery, subsequent encounter	✓
W31.81XS	Contact with recreational machinery, sequela	✓
W31.82	Contact with other commercial machinery	—
W31.82XA	Contact with other commercial machinery, initial encounter	✓
W31.82XD	Contact with other commercial machinery, subsequent encounter	✓
W31.82XS	Contact with other commercial machinery, sequela	✓
W31.83	Contact with special construction vehicle in stationary use	—
W31.83XA	Contact with special construction vehicle in stationary use, initial encounter	✓
W31.83XD	Contact with special construction vehicle in stationary use, subsequent encounter	✓
W31.83XS	Contact with special construction vehicle in stationary use, sequela	✓
W31.89	Contact with other specified machinery	—
W31.89XA	Contact with other specified machinery, initial encounter	✓
W31.89XD	Contact with other specified machinery, subsequent encounter	✓
W31.89XS	Contact with other specified machinery, 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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