Over the past five months, virtually all Medicare (Part D) plans raised their prices for the top drugs prescribed to seniors, according to a report issued today by the health consumer organization Families USA. The report, based on pricing data submitted by the plans to the federal government, contradicts the Bush Administration's assertions that the new Medicare drug program is effectively moderating rising drug costs. The Families USA report examines Part D plan prices for the top 20 drugs prescribed for seniors.