How do I locate my old Minor Site ID in Medical Director? Follow these steps to locate your old Minor Site ID in Medical Director: Click Setup Click Global Settings Click Bulk Billing The Minor customer ID is the Minor Site ID Related articles Your MediRecords Minor Site ID MediRecords Provider Lookup Medicare Online Claiming Error Codes How to Set Up Secure Messaging What certificates and configuration do I need? (e-Prescribing, My Health Record, Claiming and AIR)