- R C Busey: Gardner, Carton & Douglas, Chicago, IL, USA.
Antitrust concerns about large physician networks typically have focused on the risk-sharing aspects of such networks; little attention has been paid to the impact these networks have had on the healthcare market. However, the Department of Justice has recently issued three business review letters regarding physician networks or mergers in New Jersey, California, and Minnesota which indicate that the level of market dominance created by proposed physician mergers or networks probably will be subject to closer scrutiny in the future.