Large medical insurance reimbursement process: after the insured's hospitalization medical expenses exceed the maximum payment limit of the basic medical insurance pooling fund, the unit or hospital will fill in the declaration form of large medical pooling expenses and report it to the medical insurance bureau. In terms of medical care, except for the part paid by individuals, large medical expenses are settled by hospitals and medical insurance bureaus; Referral for medical treatment, by the unit with the "medical declaration form", hospitalization expenses receipt, discharge summary, cost list to the Municipal Medical Insurance Bureau for reimbursement. The reimbursement rate of large medical expenses is 90% (80% for those transferred to other hospitals), and the maximum payment limit of large medical insurance fund within 12 months is125,000 yuan (excluding 25,000 yuan paid by the basic medical insurance pooling fund).