W55.1 Contact with horseNon-billable header with 3 child codes.
W55.03XS Scratched by cat, sequelaW55.09 Other contact with catW55.09XA Other contact with cat, initial encounterW55.09XD Other contact with cat, subsequent encounterW55.09XS Other contact with cat, sequelaW55.1 Contact with horse (this code)W55.11 Bitten by horseW55.11XA Bitten by horse, initial encounterW55.11XD Bitten by horse, subsequent encounterW55.11XS Bitten by horse, sequelaW55.12 Struck by horse