Mobile Internet brought huge change for medical service and health care management and mobile health for the doctor had turned into mainstream which was tool valued and content driven. This article pointed out that doctors work were the process of information including information collection，plan，act，follow-up results and summary five steps. Based on the information nature of the doctor work，mobile health had space to improve doctor’s professional study and clinical reference，work efficiency and extended service of space-time，so as to help the doctor to work more effectively.