("traditional" in quotes because it is not the same as Original Medicare; everyone in Medicare must begin by joining Original Medicare; the term "traditional" typically refers to a beneficiary with FFS Medicare and a private group or individually purchased private supplement).Most research suggests that enrollees in Medicare HMOs tend to receive more preventative services than beneficiaries in traditional Medicare; however, beneficiaries, especially those in poorer health, tend to rate the quality and access to care in traditional Medicare more favorably than in Medicare Advantage.