To provide an acupuncture and moxibustion treatment support terminal device and a medical support system that ensures to manage data on a patient's symptoms, contents of a treatment, and the like in a clinic, to properly supply information on acupoints and the like to an acupuncturist, and to build a network among clinics, hospitals, and patients. The acupuncture and moxibustion treatment support terminal device is a terminal device 100 provided with a display input unit adapted to display information from and input information to a terminal or a server that stores two-dimensional or three-dimensional information on a human body model 35a in which marks locating human acupoints and names and/or codes of the acupoints are recorded. The display input unit displays an image of the human body model on which the marks locating human acupoints and names and/or codes of the acupoints are displayed superimposed at corresponding locations thereof.