receipt of a written Guarantee of Payment (“GOP”) from the Company. The GOP must be received by the Provider, in the case of IPD medical services, before patient’s discharge upon the final bill and discharge medical report. In the case of OPD medical services the GOP must be received on the date such services are rendered upon the final bill and medical report. If receipt of the GOP is still pending, the Insured will be asked to pay for the rendered services (IPD or OPD) as a deposit which will be returned to the Insured upon receiving the relevant GOP .