REEDVILLE, VA – DECEMBER 12: Doctor Emery Lewis gives a memory test to new Medicare patient, xxx, while a concerned daughter, xxx, looks on, at the family clinic in Reedville, Virginia, Monday, December 12, 2011. With approximately 65 percent of his patients insured by Medicare, Doctor Lewis, is closely watching the upcoming DocFix vote in Congress. (Photo by Melina Mara/The Washington Post)