Ensure the safety and effectiveness of the medical insurance fund. In the process of checking and auditing the medical services of the third-party medical insurance, we can find violations, waste and losses by checking and auditing the charges of hospitals and other medical institutions and the actual operation of medical services, so as to ensure the safety and effectiveness of the medical insurance fund. The third-party audit of medical insurance refers to the process of inspection and audit of medical expenses and medical services by independent and qualified institutions.