Comprehensive Qualified Medicare Beneficiary Reform and Implementation Act of 1991

Comprehensive Qualified Medicare Beneficiary Reform and Implementation Act of 1991 - Amends title XVIII (Medicare) of the Social Security Act to: (1) require a determination by the Secretary of Health and Human Services of whether individuals are entitled to Medicare cost-sharing assistance under State Medicaid (title XIX of the Social Security Act) plans; (2) require the Secretary to reimburse eligible individuals for Medicare cost-sharing incurred that was not paid for under such plans; (3) provide for the receipt of applications for Medicare cost-sharing by the Secretary; and (4) require a description of Medicare cost-sharing in the annual notice to Medicare beneficiaries. Sets forth additional requirements for publicizing the availability of Medicare cost-sharing assistance. Requires a report to the Congress on steps by the Secretary to ensure that individuals entitled to receive such assistance receive such assistance.