Which of the following statements is NOT true about the coverage gap?

The coverage gap, often referred to as the "donut hole," is a phase within the Medicare Part D prescription drug coverage structure where beneficiaries may have to pay higher out-of-pocket costs for their medications. The specific nature of the coverage gap is that not all members will necessarily reach this phase in their coverage.

Individuals will only enter the coverage gap after they have spent a certain amount on their medications, and once they reach their plan's initial coverage limit. Thus, whether or not someone reaches the coverage gap largely depends on their medication costs and how much they use their prescription drug benefits throughout the year. Many members may never incur expenses high enough to enter this coverage gap at all, making the statement that all members reach the coverage gap inaccurate.

The coverage gap indeed affects certain high-cost medications, and this can lead to increased out-of-pocket expenses for those who do enter the gap. However, not everyone will experience this situation, which emphasizes the key aspect of the statement regarding the reach of the coverage gap. So, the essence of understanding here focuses on the fact that individuals have different experiences with their Medicare Part D plans based on their medical needs and drug costs.