One of the main pro Obamacare talking points was the lack of integration of medical care and the inefficiencies reflected in marked regional variation of services provided. The Obamacare answer is the HMO on steroids known as the accountable care organization (ACO). In these discussions Mayo Clinic has been repeatedly cited as the ideal of integration. But it seems Mayo rejects the recent CMS proposal for ACOs.
More about this from We Stand Firm.