That envelope you set on the kitchen counter in September and never opened? It may be the most important piece of mail you received all year. Every Medicare Advantage member in Texas was legally required to receive an Annual Notice of Change (ANOC) letter from their insurer by September 30 — and most of them did exactly what feels natural: they set it aside, or tossed it in the recycling.
This year, that habit carries real consequences. Two Texas-based Medicare Advantage carriers have announced they are exiting the market for 2027 coverage. Tens of thousands of Texans — including many in Houston and in rural North Texas — are about to lose their current plan whether they know it or not. Open enrollment opened October 15 and closes December 7.
According to a September 2026 CMS press release, “CMS is fighting to keep high-quality care options affordable and accessible for millions of beneficiaries who rely on Medicare Advantage and Part D prescription drug plans.” That statement is reassuring at the national level. On the ground in Texas, the picture is more complicated — and the window to act is exactly 54 days long.
What the Letter on Your Counter Actually Is
The Annual Notice of Change is not junk mail. It is a federally mandated document that your Medicare Advantage insurer is legally required to send you before October 1 each year. Inside it are the specifics of exactly how your plan is changing for the coming coverage year…