If you don’t have health insurance or want to change your plan, open enrollment this year started on November 1, 2019 and runs through December 15, 2019.
Remember, although the Trump administration has changed the individual mandate penalty to $0 starting in 2019, the mandate remains for employers & some states are enacting their own mandates. Read more in this informative article: ACA Backlash: Two States Create Their Own Individual Mandates