A accessory mounting system for use with gastrostomy buttons is herein described. The system consists of an accessory mounting platform and a cap that is able to be manually attached and detached from the accessory mounting platform. The accessory mounting platform can be integrally mounted to either the keeper strap or the head of the gastrostomy button, or it can be attached to the keeper strap of an existing gastrostomy button using a clip integrally attached to its underside.