ICD-10-CM > V00-Y99 > W50-W64 > W56 > W56.3 W56.3 Contact with other marine mammals Non-Billable/Non-Specific Codes W56.31Bitten by other marine mammalsW56.31XA..., initial encounterW56.31XD..., subsequent encounterW56.31XS..., sequelaW56.32Struck by other marine mammalsW56.32XA..., initial encounterW56.32XD..., subsequent encounterW56.32XS..., sequelaW56.39Other contact with other marine mammalsW56.39XA..., initial encounterW56.39XD..., subsequent encounterW56.39XS..., sequela