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Know These Important Dates for MBI Cards

Keep these specifics in mind while transitioning your practice to the Centers for Medicare and Medicaid's (CMS) new Medicare Beneficiary Identifier (MBI) numbers and cards.

April 2018 – April 2019: CMS mail new cards

April 2018: Medicare beneficiaries can look up their MBI through the Medicare patient portal NGSConnex

April 2018 – December 2019: The transition period during which providers can use either HICN or MBI in claims, processing, and eligibility transactions

June 2018: Providers can look up beneficiaries' MBI in NGSConnex

October 2018: Remittance Advice (RAs) will display both the HICN and MBI when a valid HICN is submitted on a processed claim

January 2020: MBI will be in full effect, the Health Insurance Claim Number (HICN) will no longer be allowed on claims received on/after Jan. 1, 2020. There may be exceptions for appeals, claims status queries, span-date claims (Medicare Part A only), Home Health Request for Anticipated Payments (Part A only, HICN no longer allowed for entitlement queries)