- File Name
- AB-03-142
- Subject
- The Coordination of Benefits Contractor (COBC) Will Post the Lead Medicare Contractor in the Group Name Field on the Common Working File (CWF) and Expansion of Lead Contractor Viewing in the Electronic Correspondence Referral System (ECRS)
- CR #
- 2867
- Implementation Date
- 10/10/2003
- Year of Issue
- 2003
- Publication #
- 60AB
