How will the providers know which Payer ID to use?
The providers should receive this information in exactly the same way they receive the information as to where to mail a paper bill today. In some cases they would ask the employee or the employer. When the provider asks the employee or the employer where to send the eBills, the employer should direct the provider to send the eBills to the entity that is going to process the eBills, whether this is a TPA or a Carrier, and give the provider that entity’s Payer ID. The providers should use the Payer ID of the entity that is going to receive the electronic bills. In general, this will be the TPA or Claim/Bill Administrator’s Payer ID. In some cases the administrator is the Carrier itself and the provider will use the Payer ID even if it happens to be a Carrirer in those cases. The primary use of the Payer ID is to route the eBills to their destination, that is to send the electronic bill to whomever is going to process the bill for payment. However, the fact that the provider knows what i
