Legal analysis: Medical insurance reimbursement has a time limit, usually one year. That is to say, within one year after discharge, it is ok to go to a designated institution to reimburse medical insurance expenses. Once it has not been reimbursed for more than one year, it can no longer be reimbursed. Moreover, according to the regulations, the medical expenses of that year were reimbursed in the same year, and it is not allowed to be reimbursed every other year.

Legal basis: Regulations of People's Republic of China (PRC) Municipality on Basic Medical Insurance for Urban Workers.

Article 43 Labor and social security, health administration, drug supervision and administration departments and social insurance agencies shall determine the designated medical institutions and pharmacies according to the Measures for the Administration of Designated Medical Institutions and Designated Drugstores, and in accordance with the principle of paying equal attention to Chinese and Western medicine, giving consideration to community, specialist and comprehensive medical institutions, and facilitating the insured to seek medical treatment, and announce them to the insured.

Article 44 With a personal account, patients can seek medical treatment and purchase medicines at any designated medical institution or pharmacy.

According to the provisions of the medical expenses paid by the overall fund, patients should go to designated medical institutions for medical treatment.

Forty-fifth medical expenses paid by the overall fund can be implemented in advance according to the principle of total control.

Social insurance agencies can regulate the number of prepaid pooling funds according to the quantity and quality of medical services provided by designated medical institutions and the protection of the legitimate medical rights and interests of the insured.

Forty-sixth designated medical institutions and pharmacies shall abide by the provisions of the state and province on medical and health care and basic medical insurance, and shall not damage the legitimate medical rights and interests of the insured in any way.

Designated medical institutions must inform patients of the details of medical services and charges.