Clarifications Concerning Part D Sponsor Requests to Update Other Prescription Drug Coverage Information on the Coordination of Benefits (COB) File via the Electronic Correspondence Referral System (ECRS)
Guidance for clarifying instructions regarding Part D sponsor use of ECRS to
request changes to a prescription drug record reporting coverage that is supplemental or primary to Part D
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: February 18, 2015
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