To make reimbursement claims under health insurance plans offered by the National Insurance Company, you must follow the steps given below: Intimate National Insurance Company about the hospitalisation, before 72 hours in case of planned hospitalisation and within 24 hours in case of emergency hospitalisation. Avail the required medical treatment and settle the bills out of your own pocket. Collect the documents related to your treatment, when leaving the hospital. Submit the duly filled request form along with relevant documents to the insurance company. Your documents will be verified by the insurance company and if the claim is made in accordance with the terms and conditions of your health insurance policy, then the company will pay you for the expenses incurred for the treatment.