Higher income could translate into higher Medicare rates. Higher income can happen because of a Roth Conversion, RMDs, Second Home Sale or other Capital Sale, taxable inheritances. Please talk to us before making financial decisions. It is easier on the front end and harder (and sometimes impossible) to correct after the event happens.
Here is the link that explains that on the SS web site: https://www.ssa.gov/benefits/medicare/medicare-premiums.html