1. First open the online service system of the medical insurance unit on the computer and find the medical insurance declaration.

2. Click on the medical insurance declaration and find the salary declaration under the option.

3. Click to enter the salary declaration interface. After the wage declaration is approved, it can be pushed to the tax department.

Individual tax medical insurance deduction items include medical expenses within the scope of medical insurance catalogue, the part paid by individuals after medical insurance reimbursement, and medical expenses related to basic medical insurance in a tax year. After deducting the personal burden after medical insurance reimbursement (referring to the self-paid part within the scope of medical insurance catalogue), the accumulated part exceeding 15000 yuan shall be deducted within the limit of 80,000 yuan. You can choose to deduct it by yourself or your spouse, and the medical expenses incurred by minor children can choose to be deducted by parents.