Judging from the latest policies related to the medical insurance payment reform of the state and Sichuan province, the reform of medical insurance diagnosis-related group (DRG)/diagnosis-intervention packet (DIP) payment methods is imperative. The impact of DRG/DIP payment method reform on public hospitals is mainly analyzed from the aspects of hospital cost accounting and control, quality of filling in the first page of medical cases, coding accuracy, standard of medical practice, development of diagnosis and treatment technology innovation business, multi-departmental linkage mechanism, competition between hospitals, performance appraisal mechanism, and negotiation and communication mechanism. We should put forward hospital improvement strategies from the top-level design of the whole hospital and from the aspects of improving the quality of the first page of the cases and the quality of the coding, strengthening the cost accounting and control of the disease, carrying out in-hospital and out-of-hospital training, establishing a liaison model, finding gaps with benchmark hospitals, enhancing the core competitiveness of innovative technologies, and improving internal performance appraisal, etc., to promote the high-quality development of hospitals.