Expanding the availability of tax-advantaged accounts that allow employees in plans with lower premiums and high deductibles to save for out-of-pocket health expenses is among a list of 56 health recommendations issued by the government Dec. 3.

The recommendations come a little over a year after President Donald Trump requested them in an October 2017 executive order aimed at “increasing healthcare choice and competition.” That same action spurred the now-final rules expanding short-term limited duration health coverage and a small-business...