More physicians joining large health systems across CT

From 2016 to 2018, the number of Connecticut physicians affiliated with large health systems grew in every area of the state, according to a new analysis in Health Affairs. Nationally the percent of physicians in large health systems rose by 11%, and the rate grew in 92% of US metro areas. Growth was fastest in the Northeast and Midwest.

largest health system% physicians in health systems, 2018
HartfordTrinity Health55%
BridgeportYale New Haven Health System42%
Norwich-New LondonYale New Haven Health System38%
New Haven-MilfordYale New Haven Health System43%
Worcester MA-CTUMass Memorial Health Care52%

There is growing evidence that market consolidation increases costs without improving quality. The authors suggest a number of state policy changes that could mitigate cost increases.