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June 11, 2019

Medicare MBI Look-Up Tool Outages

Attention myCGS Medicare Beneficiary Identifier (MBI) Look-Up Tool Users

CMS has announced that the Medicare MBI Look-Up Tool will be unavailable due to system maintenance during the following estimated period.

  • Saturday, June 15, 2019, beginning at 7:30 a.m.– 1:00 p.m. Eastern Time (ET)


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