Medicare ACOs improve quality, have mixed results on slowing spending, CMS says

http://www.modernhealthcare.com/article/20140916/NEWS/309169938&utm_source=AltURL&utm_medium=email&utm_campaign=mostreq&AllowView=VXQ0UnpwZTVBL1dZL1IzSkUvSHRlRU9namtvZEErVlY=

Aetna, Hill Physicians Medical Group and Dignity Health’s Hospitals and Medical Foundation Form Accountable Care Collaboration in Northern California

http://www.businesswire.com/news/home/20141001005057/en/Aetna-Hill-Physicians-Medical-Group-Dignity-Health%E2%80%99s#.VC2LkBaOq8A

Business Wire