dr. greg meyer at massachusetts general hospital.nks for joining us today. >> thank you for having me as part of the conversation. >> i want you to respond. one thing i've noticed as a rteer, when you talk to citizens out there in the world, voters about the affordable care act, they say i don't really know. i don't really see that much this eegs happening in my life. if you talk to people who are running hoppeds, who are working for anyone within the health industry, they are saying we're doing tons of stuffaround the affordable care act. there's all kinds of things happening. is that true for massachusetts general hospital? and what does the act mean for how you deliver care there? >> absolutely. the impact has been dramatic. this week, the supreme court has had us all focused. but the reality is is that there's a lot in the act that focuses on the quality of care. let me give you one example. earlier, you talked about the fact that a small minority of patients, whether or not you say it's 10% is accountable for 67% or 20%, the rea