To the Editor Persell and colleagues1 evaluated the effectiveness of electronic health record–based medication support and nurse-led medication therapy management on hypertension and medication self-management. The authors used the American Pharmacists Association’s definition of medication therapy management to support their study methods. According to that definition, medication therapy management includes “medication therapy review, a personal medication record, a medication action plan, intervention and referral, and documentation and follow-up.”2(p574)