The important fields are the Authorization information in the ISA section. Use the same login and password you use to access the ZirMed web site.
The ZirMed eligibility payer ID may be different than the claim submission payer ID. If ZirMed’s payer name matching feature is used for claim submission, the payer ID sent in the 837 is ignored. Therefore, it is OK to enter the Eligibility Payer ID into EZClaim’s payer library.