To improve visual recognition of a medical practitioner on information displayed on a screen under a shadowless lamp.There is provided an information processing device including: an information acquisition unit that acquires information from an information providing device that provides the information related to quantitative numerical values to be grasped by a medical practitioner involved with a medical practice； an image data generation unit that generates image data related to the acquired information； and a control unit that controls an installation position of a light source irradiating drawing light having illuminance visually recognizable under a shadowless lamp or an operation state of an optical system that scans an irradiation position of the drawing light so as to draw the image data.
