There are provided a medical image processing system, an endoscope system, a diagnosis support apparatus, and a medical service support apparatus which can reliably detect a region of interest such as a lesion area and make it easy to grasp an observation target in accordance with an observation situation which is changed depending on an operation aspect by a user or a diagnosis purpose.An imaging unit acquires a white light image by imaging an observation target being illuminated with white light, and acquires a specific light image by imaging the observation target being illuminated with specific light. A light source control unit controls the number of light emission frames of the white light and the number of light emission frames of the specific light in one light emission cycle according to at least one of a moving speed of the imaging unit, zoom information, or a light emission amount.