Here are five recent lawsuits involving commercial payers:
1. A federal judge denied Blue Cross Blue Shield of Illinois' motion to dismiss allegations that the health insurer improperly denied gender reassignment surgery to a transgender teen.
2. The Choctaw Nation has sued UnitedHealth Group and CVS Health, accusing the companies of improperly denying reimbursement for pharmacy services.
3. The Delaware Supreme Court rejected Cigna's bid for a $1.85 billion breakup fee from Anthem related to their failed merger agreement.
4. A federal judge granted Blue Cross Blue Shield Association's motion to dismiss a lawsuit that accused the health insurance company of improperly denying coverage for cancer treatment.
5. The U.S. Department of Labor is fighting a federal judge's decision that allows two companies to sell health plans to people who agree to internet tracking.