Payer

Here are the eight health insurers with the most members and revenue in 2018, as reported by Forbes:

In the past two years, public employers' unpaid healthcare liabilities for retirees have ballooned by $100 billion to total nearly $700 billion nationwide, according to an S&P Global Ratings report cited by Governing.

Healthcare data breaches are on the rise, with health plans accounting for the largest share of breached records at 63 percent from 2010-17.

While merger and acquisition activity, elevated policy risk, and legal issues continue to pressure the health insurance market, favorable business conditions, financial factors and less near-term legislative uncertainty balance the challenges to create a stable outlook for the health insurance…

One in 4 Americans approaching Medicare eligibility said they have little or no confidence about their ability to afford health insurance during the next year, according to the University of Michigan National Poll on Healthy Aging.

The Pennsylvania Insurance Department fined Aetna $190,000 Jan. 8 over concerns about its coverage for autism spectrum and substance use disorders.

CVS Health is "already rolling out" new health programs and services after closing its roughly $70 billion acquisition of Aetna Nov. 28, CEO Larry Merlo said, according to Forbes contributor Bruce Japsen.

New York City Mayor Bill de Blasio has unveiled a $100 million plan that he said would guarantee primary and specialty care to 600,000 uninsured residents, including undocumented immigrants.

Without a tax penalty for not purchasing health insurance, 1 in 5 California residents who purchased individual coverage would not have done so in 2017, according to a study published in Health Affairs.

Englewood, Colo.-based Catholic Health Initiatives agreed to sell its health plan to Centene Corp., according to the Arkansas Democrat-Gazette.