WASHINGTON -- Raising taxes on millionaires may be a non-starter for Republicans, but they seem to have no problem hiking Medicare premiums for retirees making a lot less.The House is expected to vote Tuesday on a year-end economic package that includes a provision raising premiums for "high-income" Medicare beneficiaries, now defined as those making $85,000 and above for individuals, or $170,000 for families.Read More... More on House Republicans