To provide a display device or the like for a medical device, easy to configure the operation settings of the medical device such as an infusion pump.

A display device 20 for a medical device displays the setting information of the medical device, and includes: a selection screen transition part 21 for selecting a specific setting kind screen from a plurality of setting kind screens displayed on the same screen, and transiting it to an already selected setting screen; and a change screen transition part 23 for transiting the setting screen selected on the already selected setting screen to a changeable setting screen. In the display device for the medical device, at least the background color in the setting kind screen, the already selected setting screen and the changeable setting screen differs.