ICD-10-CM > V00-Y99 > W00-W19 > W16 > W16.2 > W16.21 W16.21 Fall in (into) filled bathtub Non-Billable/Non-Specific Type 1 Excludes fall into empty bathtub (W18.2) Codes W16.211Fall in (into) filled bathtub causing drowning and submersionW16.211A..., initial encounterW16.211D..., subsequent encounterW16.211S..., sequelaW16.212Fall in (into) filled bathtub causing other injuryW16.212A..., initial encounterW16.212D..., subsequent encounterW16.212S..., sequela