Reason Code: 30993
Error Description:
A claim has been submitted with an MBI and the MBI/HIC combination was not found on the MBI cache or CWF MBI crosswalk.
Verify the MBI submitted on the claim matches the MBI in the Common Working File. If a new MBI has been assigned, follow the guidelines regarding the claim submission:
- For dates of service before the MBI change date use old or new MBI
- If the new MBI was assigned in the middle of the billing period use old or new MBI
- For dates of service that are entirely on or after the effective date of the MBI change use new MBI