The sweeping complaint includes pharmacy benefit managers Express Scripts, Evernorth, CVS Caremark and Optum Rx; insulin manufacturers Eli Lilly, Novo Nordisk and Sanofi; and group purchasing organizations.

"Across services, drugs and inputs, the United States consistently pays substantially higher prices than its peers for comparable services, drug and inputs," according to a new report in Health Affairs.

The Wall Street Journal reported that UnitedHealth shareholders were not told about these investments, which totaled tens of millions of dollars.

Under the law, PBMs must allow any pharmacy to participate in their network and allow patients to use their pharmacy of choice.

"As employees cling to their jobs for security, retention alone can give employers a false sense of stability, even as wellbeing, engagement and productivity quietly erode," said Todd Katz, head of U.S. Group Benefits at MetLife.

Earlier this month, following unfavorable court rulings, the agency halted a pilot program that would have changed the way in which rebates are applied.

The Federal Jobs Guarantee Development Act, introduced last week by Rep. Bonnie Watson Coleman, D-N.J., would establish a pilot jobs guarantee program in up to 15 high-unemployment communities nationwide.

MaxHealth, based in Tampa, provide care to more than 120,000 patients, including more than 80,000 patients in value-based care programs.