From the article...
“United added that many of the private-equity-backed physician groups “expect to be paid double or even triple the median rate we pay other physicians providing the same services,” driving up the cost of care. The company says these groups have been using their increasing presence in a given regional market to demand higher rates. It says that its goal has been to keep the groups in network but that it is rethinking its approach.”
And...
“UnitedHealth directly competes with U.S. Anesthesia, according to the Texas lawsuit, through an ownership interest in Sound Physicians, a large medical practice that provides emergency and anesthesiology services. Sound Physicians is looking to expand in markets like Fort Worth and Houston, and U.S. Anesthesia claims in the lawsuit that its doctors were contacted by Sound Physicians “to induce them to leave” and challenge the noncompete provisions in their contracts to work with the United group.”