July 3, 2019
Upcoming myCGS Medicare Beneficiary Identifier (MBI) Look-Up Tool Outage
CGS will be conducting system maintenance to the MBI Look-Up tool in the myCGS portal on Sunday, July 7, 2019, beginning at 7:30 a.m. Eastern Time (ET). The MBI Look-Up tool will be unavailable during this period. CMS estimates that the maintenance will be completed by 12:00 p.m. (Noon) ET on Sunday, July 7, 2019.