Somewhere in Iowa, a teenager with a severe bleeding disorder holds the answer to a nationally debated riddle: How could anyone rack up more than $1 million per month in medical bills?
Iowa's largest health insurer, Wellmark Blue Cross & Blue Shield, has cited the case as an extreme example of exploding health care costs. Wellmark has said the single member's bills amplified fast-rising premiums among tens of thousands of other Iowans who buy their own insurance.
