Medicare Open Enrollment Ends Dec. 7—Should You Switch to a Medigap Plan?

Table of Contents Expand Table of Contents During open enrollment, you can decide between Medicare Advantage, and Original Medicare with Medigap. triloks / Getty Images Close Key Takeaways Original Medicare (Part A and Part B) has its upsides. Unlike Medicare Advantage, it doesn't limit you to using a particular provider network. You can get care at almost all U.S. hospitals and doctor offices, and you rarely need prior authorization for medical services or supplies. Warning Six states are testing pre-autho ...