On May 31, 2024, in Bristol SL Holdings, Inc. v. Cigna Health and Life Insurance Company, the Ninth Circuit Court of Appeals (Ninth Circuit) held that ERISA preempts state law claims challenging the denial of out-of-network provider reimbursements by group health plans. The Ninth Circuit affirmed the district court’s grant of summary judgment in favor of Cigna, the TPA for the ERISA plans, in the action brought by a drug treatment center’s successor-in-interest, Bristol SL Holdings, Inc. (Brist