Excerpt: Substance abuse costs our society more than $260 billion a year for comorbidities, law enforcement and treatment, but less than 2 percent -- about $5.5 billion -- goes for treatment, according to the federal government. That's partly because health plans fail to identify enrollees who need help, and because payers are sadly unmindful of the additional $110 billion in lost productivity that results from what many medical professionals consider the nation's single most serious health problem.  MORE >>