Although more primary care physicians have patient portal systems, many patients don't know about them, according to a survey by TechnologyAdvice. The consulting firm surveyed 430 patients and found 40 percent of patients don't know whether their primary care physicians have patient portal systems. However, 49 percent reported being shown the tool either during a visit or outside the visit. The study's authors said the numbers suggest that more physicians offer patient portals due to the high rate of electronic health record adoption under Meaningful Use Stage 2, but fail to effectively communicate to patients that such tools exist. Read the full article at FierceHealthIT