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 change would require providers to obtain a psychological assessment before performing an interventional procedure used to treat chronic lower back pain.
Backers include societies representing radiologists and nuclear medicine professionals, device manufacturers, patient advocacy groups, and pharmaceutical companies.
“These results suggest that hospitals need to substantially improve the integration of their online pricing data with frontline staff who interact with patients," investigators wrote in JAMA Internal Medicine.