Reason Code 34978

Description
One or more line items on the claim do not contain a PO, PN or ER HCPCS modifier.

Resolution

  • Report the PO HCPCS modifier for any services provided at an excepted off-campus provider-based department
  • Report the PN HCPCS modifier for any services provided at a non-excepted off-campus provider-based department
  • Report the ER HCPCS modifier for any services provided at an off-campus provider-based emergency department
Reference: CMS MLN Matters article SE19007 (PDF, 98 KB).