Objective: The paper attempts to reduce the refusal rate of medical insurance fund and ensure the efficient use of medical insurance fund by the "administrative MDT" management mode of hospital. Methods: After the implementation of the "administrative MDT" model (2021) and before the implementation (2019), the medical insurance reimbursement data, and the operation and quality data of discharged insured patients in a Level II hospital in Shanghai were compared. Results: After the implementation of "administrative MDT" mode, the number of reimbursement items of medical insurance fund decreased significantly, the number of service person-time increased, the average cost per time decreased and the CMI of the hospital increased. Conclusion: The "administrative MDT" model enhances the coordination between functional departments, reduces the violation of medical insurance fund, and improves the operation efficiency of medical insurance fund.