Spending on health care grew at a faster rate in 2018 than in 2017 primarily due to a 13.2 percent increase in the net cost of health insurance, which was driven by the Affordable Care Act’s health insurance tax that was reinstated in 2018 after a one-year moratorium, according to the CMS actuary’s office . Advocates for a delay or repeal of the tax, which is slated to go back into effect in January 2020, hope the report’s findings will...