BCBS notifies insureds with a Remittance Advice. The Remittance Advice has names of multiple patients and their account numbers (sometimes patient 's date of birth as well). The subscribers EOB was focused on one patient. Prior approval numbers (authorizations or pre-certification number). Provider/Practitioner number (in addition to name and address noted previously) Tax ID#. Check # and amount. Payment Date. Service Date and modifiers HCPCS/CPT may also be on the patient 's EOB. Unit of service. Claim Status. Rejections, Reversals, denials, disallowed charges, allowances reason codes, and other details for multiple patients.