Current
W51 — Accidental striking against or bumped into by another person
Part of Chapter 20: External causes of morbidity , block Exposure to animate mechanical forces (W50-W64) .
Official Notes
Excludes1
assault by striking against or bumping into by another person ( Y04.2 )
Excludes1
fall due to collision with another person ( W03 )
7th Character
The appropriate 7th character is to be added to code W51
7th Character
A - initial encounter
7th Character
D - subsequent encounter
7th Character
S - sequela
Child Codes
Referenced By
Official notes on these codes cite W51.
FY 2027 effective October 1, 2026 · CDC NCHS and CMS