Martin Shkreli is once again provoking alarm with a plan to sharply increase the price of a decades-old drug for a serious infectious disease. This time the drug treats Chagas disease, a parasitic infection that can cause potentially lethal heart problems.

Starting in January, companies employing 50 to 100 workers face complicated and seemingly contradictory new rules that will affect what kind of insurance they offer and how much they and their workers will pay for it.

Lawmakers are considering scaling back an ObamaCare tax on insurance companies as part of a year-end legislative deal.

On Monday, Covered California officials announced that 140,000 people have enrolled so far during the enrollment period that started Nov. 1. That's about halfway to the exchange's lower-end expectation of 260,000 sign-ups by the end of this open enrollment period on Jan. 31, 2016.

Covered California is ramping up efforts to enroll consumers ahead of the deadline for coverage that starts Jan. 1, 2016, KPCC's "KPCC News" reports.

A million new customers have signed up for health insurance during the Affordable Care Act’s third open-enrollment season, Obama administration officials said on Wednesday, and call centers have been deluged with requests from others eager to enroll.