A system for managing administration of insulin to a user includes an infusion pump to effect controlled delivery of insulin A user interface device displays representations of user intake items. A database stores a catalog of intake items. A programmed processing system is programmed with a baseline user insulin delivery program to make a calculation of insulin to be delivered according to the baseline insulin delivery program or according to a modified baseline insulin delivery program based upon user input data. The user provides user input using the user interface application to identify representations of any of the plurality of intake items and the processing system automatically effects delivery of insulin to the user according to the modified baseline insulin delivery program, instead of the baseline insulin delivery program.