Reason Code 7MOLD

Reason Code Narrative

Claim is missing required Z-Code for the test billed

Common Reason Code Errors

A registered MolDX Z-Code was not submitted for the MolDX code.

A MolDX lab HCPC was submitted with an incompatible DEX Z-Code.

Common Reason Code Corrections

  • Verify correct HCPC and DEX Z-Code combination are billed
  • In "Remarks"
    • Enter claim line number of test performed
    • Enter registered test DEX Z-Code
      • Example: Line 2 - ZB123
  • DDE/Electronic submitters can enter DEX Z-Code on Service Line Description (SV-202-7 of the 837I)


View reason code list, return to Reason Code Guidance page.


Last Updated Jan 04 , 2023