Welsh Carson created US Anesthesia Partners to consolidate the market in Texas and then attempted to do the same in imaging and EM, authorities allege. 

The nation's largest commercial insurer recently filed an amended complaint, claiming that RP perpetrated a billing scheme motivated by "pure greed."  

Payment cuts in Medicare, rising costs and administrative burdens all are pushing providers to seek sales, the AMA said. 

Grovecourt Capital Partners said it hopes to fuel further expansion for Miami-based Premier Radiology Services, which was founded in 2006. 

The private equity-backed multispecialty group's failure could have "significant ripple effects" on radiology and other specialties, N. Adam Brown, MD, MBA, wrote recently.