Abstract:Objective To understand the current situation of The total of amount prepaid system of oncology department in a third-class hospital in Kunming, summarize the existing problems in operation, and put forward countermeasures and Suggestions on scientific payment of hospitalization expenses, aiming to provide a reference for improving the efficiency of medical insurance funds. Methods Descriptive statistics were used to compare the number, average cost and average length of stay of hospitalized patients with medical insurance in 2016 to 2017 years. Results Under The total of amount prepaid system, patients with medical insurance were not standardized in medical treatment in different places. The economic burden of patients' diseases was still heavy. The total prepayment standard was difficult to determine and affected the medical staff's diagnosis and treatment behavior. Conclusion It is necessary to strengthen the management of the total prepaid expenses for medical insurance patients who seek medical treatment in different places, and to promote the system of paying medical insurance through multiple payment methods. Medical institutions should optimize the assessment methods, improve internal management, improve the treatment of medical personnel, and publicize medical insurance policies..Patients should strengthen their understanding of medical insurance policies and properly safeguard their rights.