Medicare Advantage coverage challenges following diabetes diagnosis

A 65-year-old woman in Ohio faced significant challenges switching from a Medicare Advantage plan to Original Medicare with Medigap supplemental coverage following a type 2 diabetes diagnosis. While she initially chose a no-premium Advantage plan for affordability, the diagnosis necessitated insulin use and visits to out-of-network endocrinologists.

Federal law provides a six-month window after the start of Medicare Part B benefits during which insurers cannot deny or increase the cost of Medigap plans. However, the beneficiary missed this window while enrolled in her Advantage plan. Outside of protected periods, insurers in most states can review medical records and recent treatments before approving Medigap coverage or determining premiums. Consequently, complications or treatments related to diabetes can lead to higher costs or denial of supplemental coverage.

While federal law establishes initial protections, specific state regulations vary; for example, Connecticut and New York offer continuous guaranteed access to Medigap, while Massachusetts provides broad annual protections.