A lawsuit involving UnitedHealth Group alleges more than 90% of certain claim denials were reversed when appealed. The bigger story isn’t just AI. It’s a healthcare system that makes sick people fight decisions that may not survive scrutiny.

More than 80% of appealed Medicare Advantage prior authorization denials are overturned, yet fewer than 0.2% of ACA Marketplace denials are ever appealed. The problem is not only denial. It is a system that profits when patients run out of time, energy, and hope.

In 2025, seven insurers generated $1.7 trillion in revenue and $54 billion in profit while covering 10 million fewer people. Premiums hit $26,993 for families. Public funding expanded. Consolidation deepened. The incentive structure driving American health insurance stands exposed.

Insurance companies promise reform while patients absorb delay and denial. From IVIG rejections to cancer imaging hold ups, this essay documents how prior authorization functions in real life and why patients now recognize the pattern.