MAC Help Desk Information
CGS: EDI Help desk: 866-758-5666 Part A 866-590-6703 option 2 Part B 866-276-9558 option 2 HH 877-299-4500 option 2 FCSO: EDI Help desk: 888-670-0940 Hours: 8 am– 4 pm EST M/F EDI General Assistance: MedicareEDI@fcso.com DDE Assistance: FCSODDE@fcso.com PCACEAssistance: PCACE@fcso.comhttps://medicare.fcso.com/…
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