W56.5 Contact with other fishNon-billable header with 3 child codes.
W55 Contact with other mammals ("contact with marine mammals (W56.-)")W56.42XS Struck by shark, sequelaW56.49 Other contact with sharkW56.49XA Other contact with shark, initial encounterW56.49XD Other contact with shark, subsequent encounterW56.49XS Other contact with shark, sequelaW56.5 Contact with other fish (this code)W56.51 Bitten by other fishW56.51XA Bitten by other fish, initial encounterW56.51XD Bitten by other fish, subsequent encounterW56.51XS Bitten by other fish, sequelaW56.52 Struck by other fish