Source: David Lazarus, L.A.Times ( Free Registration )

Deborah Shapiro decided a few months ago to switch her prescription drug coverage from her former employer's plan to Medicare. The Medicare literature made clear that she could save hundreds of dollars on the various drugs she and her husband required.  That turned out to be not such a good decision after all.

Shapiro was one of many seniors who found themselves facing inexplicably large bills that CVS refused to negotiate. As a result of cases like hers, CVS was sanctioned last month by Medicare, which means the company can't enroll new people in SilverScript until it cleans up its act.

Read Full Article: CVS’ Medicare drug program causing headaches for enrollees