The Long-Term Viability of Medicare Advantage--Why Aren't the Analysts Asking for the Numbers to Add-Up?

I have been struck by the optimism regarding private Medicare presented by health plan executives during the recent earnings season and the analysts failure to press them on just how their numbers will add-up to sustain the long-term viability of a private Medicare strategy.The typical private Medicare health plan operates on a medical cost ratio in the mid-80s. Let's assume 86% for medical costs