Medicare Part D plans - Prescription Rx Plans provide savings benefits but here are the minimum requirements:

A drug benefit program which provides outpatient prescription coverage for individuals on Medicare Part D is governed by Centers for Medicare and Medicaid Services (CMS), but administered by private insurance companies.

Individuals can shop for stand-alone prescription plans or Medicare Advantage Plan that include drug coverage (MAPD).

Medicare Part D is optional. However, penalties may apply in the future for not having Part D coverage or creditable coverage through a group or your employer’s plan.