The promotion and application of medical insurance electronic certificate is of positive significance to the supervision of the use of medical insurance funds, the improvement of the efficiency of medical settlement, and the satisfaction of the people’s demand for off-site and online medical services. Taking Huainan city in Anhui province as an example, through analyzing the current use efficiency of medical insurance electronic certificate in medical institutions at all levels, the paper discusses outstanding problems exsiting in the promotion and application, for instance, medical insurance electronic certificate activation rate is high while the utilization rate is low, also the shortage of business scenarios leads to the the gap between current medical insurance electronic certificate use and hospitalized patients’ expect. Hence, it is proposed to take the publicity and promotion of medical insurance electronic certificate as a normal task of medical institutions, promoting the utilization rate while improving the awareness rate and activation rate of the masses. Secondly, the departments concerned need to constantly develop the application scope and functions of medical insurance electronic certificate to meet the medical service needs of different groups, meanwhile improve the quality and convenience of medical insurance service.