Higher health care quality and bigger savings found at large multispecialty medical groups

WB Weeks, DJ Gottlieb, DJ Nyweide, JM Sutherland… - Health …, 2010 - healthaffairs.org
The belief that integrated delivery systems offer better care at lower cost has contributed to
growing interest in accountable care organizations. These provider-led delivery systems
would accept responsibility for their primary care populations and would have financial
incentives for improving care and reducing costs. We investigated this belief by comparing
the costs and quality of care provided to Medicare beneficiaries in twenty-two health care
markets by physicians who did and did not work within large multispecialty group practices …