Coding: ICD-10-CM Section W50-W64

W57

Bitten or stung by nonvenomous insect and other nonvenomous arthropods

Excludes1	contact with venomous insects and arthropods (T63.2-, T63.3-, T63.4-)
char7Note	The appropriate 7th character is to be added to code W57
char7Def	A: initial encounter D: subsequent encounter S: sequela