Who among the following qualifies for the opt-in simplified enrollment mechanism?

The opt-in simplified enrollment mechanism is designed to streamline the process for individuals who are transitioning into Medicare coverage. In this case, Adam and Betty qualify because they are moving from another type of coverage into Medicare, which allows them to utilize this simplified enrollment process.

Often, individuals who are nearing eligibility for Medicare or have just turned 65 may not yet be in a position to enroll or switch their coverage, which is why Charles and Diedre do not qualify. Furthermore, while Mr. Rockwell being enrolled in Part A indicates that he has some element of Medicare coverage, it does not meet the specific criteria for the opt-in simplified enrollment mechanism that primarily focuses on those transitioning into Medicare rather than just being enrolled in one part of the program.

Thus, Adam and Betty’s situation aligns perfectly with the intention behind the opt-in simplified enrollment mechanism, emphasizing the transition into Medicare coverage as the key qualifying factor.