ICD-10-CM category
W31 Contact with other and unspecified machinery
W31 is a category, not a billable code. Report one of the 27 complete codes below.
Codes in W31
- W31.0XXAContact with mining and earth-drilling machinery, initial encounter
- W31.0XXDContact with mining and earth-drilling machinery, subsequent encounter
- W31.0XXSContact with mining and earth-drilling machinery, sequela
- W31.1XXAContact with metalworking machines, initial encounter
- W31.1XXDContact with metalworking machines, subsequent encounter
- W31.1XXSContact with metalworking machines, sequela
- W31.2XXAContact with powered woodworking and forming machines, initial encounter
- W31.2XXDContact with powered woodworking and forming machines, subsequent encounter
- W31.2XXSContact with powered woodworking and forming machines, sequela
- W31.3XXAContact with prime movers, initial encounter
- W31.3XXDContact with prime movers, subsequent encounter
- W31.3XXSContact with prime movers, sequela
- W31.81XAContact with recreational machinery, initial encounter
- W31.81XDContact with recreational machinery, subsequent encounter
- W31.81XSContact with recreational machinery, sequela
- W31.82XAContact with other commercial machinery, initial encounter
- W31.82XDContact with other commercial machinery, subsequent encounter
- W31.82XSContact with other commercial machinery, sequela
- W31.83XAContact with special construction vehicle in stationary use, initial encounter
- W31.83XDContact with special construction vehicle in stationary use, subsequent encounter
- W31.83XSContact with special construction vehicle in stationary use, sequela
- W31.89XAContact with other specified machinery, initial encounter
- W31.89XDContact with other specified machinery, subsequent encounter
- W31.89XSContact with other specified machinery, sequela
- W31.9XXAContact with unspecified machinery, initial encounter
- W31.9XXDContact with unspecified machinery, subsequent encounter
- W31.9XXSContact with unspecified machinery, sequela
Outside the US? W31 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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