ICD-10-CM > V00-Y99 > W00-W19 > W16 > W16.4 W16.4 Fall into unspecified water Non-Billable/Non-Specific Codes W16.41Fall into unspecified water causing drowning and submersionW16.41XA..., initial encounterW16.41XD..., subsequent encounterW16.41XS..., sequelaW16.42Fall into unspecified water causing other injuryW16.42XA..., initial encounterW16.42XD..., subsequent encounterW16.42XS..., sequela