Are We on Shaky Ground With Medication Adherence?

By Gina ShawEmerging data suggest that traditional medication-adherence metrics and strategies are failing to capture—and address—the real drivers of whether patients take lifesaving therapies.Analyses of Medicare Part D Star Ratings, for example, show that despite steady gains in proportion of days covered (PDC), the share of high-performing plans has sharply declined as incentives wane and PDC approaches a ceiling, prompting calls for new quality measures. Meanwhile, electronic mon