As the first round of enrollment in the Medicare drug program nears its deadline on May 15, it appears just three of the insurance companies – out of 80 offering drug plans – are big winners, with over half of the business. Not surprisingly, the most successful has been UnitedHealth Group, which has a financial arrangement with AARP for their endorsement. AARP, which says it is a non-profit and advocate for citizens 50 and older, was a strong supporter of the bill establishing the drug program. KaiserNet.org also reports a significant Medicare battle in the Senate, where the Republican chairman of the Senate Finance Committee and the ranking Democrat on the committee, are calling for two newly reappointed public trustees of Medicare and Social Security, to resign their positions. Click here to the Daily Health Policy Report – KaiserNetwork.orgEnrollment in Medicare Drug Benefit Concentrated Among Few Companies, According to CMS More than 80 companies are offering more than 1,400 Medicare prescription drug plans nationwide, though insurers UnitedHealth Group, Humana and WellPoint account for 52% of total drug benefit enrollment, according to data released on Friday by the Bush administration, the New York Times reports. […]