Reimbursement
CEO Joe Swedish leaves door open for Express Scripts return, said Anthem is entering ACA market on assumption cost-sharing reduction payments go on.
Insurers operating in states granted waivers would also be able to charge high risk consumers more for premiums.
Spending bloat, "patchwork" regulations, unstable markets are a problem for reform efforts, experts said.
Before the ACA, states had differing approaches to handling preexisting conditions.
As in other heated meetings, audience members held up red signs when they disagreed with Jordan and, less frequently, green signs when they agreed.
As Republicans eye healthcare reform, Congress must soon decide whether to extend CHIP when its funding ends in September.
On average, insurers remaining in ACA market would need to increase silver plan premiums by 19 percent to make up that gap.
United States Court of Appeals is currently considering Anthem's appeal of a district court ruling in February blocking the merger.
Alaska and Minnesota have seen double-digit increases in ACA plan premiums this year have already moved to implement reinsurance policies.
Hispanics' share of the population is expected to widen from nearly a fifth now to a quarter by 2045.