Robust Evaluation to Measure Improvements in Nonadherence From Low-cost Devices

Inclusion Criteria: * Have 1 to 3 oral maintenance medications for chronic disease in the 12-month period prior to study eligibility evaluation * Cardiovascular disease (defined as hypertension, hyperlipidemia, coronary artery disease, congestive heart failure, or diabetes); OR * Another non-depression chronic condition (defined as breast cancer, benign prostatic hypertrophy, schizophrenia, bipolar disorder, anxiety, arrythmia; Parkinson's disease, seizure, and epilepsy); OR * Depression * Be suboptimally adherent to their qualifying medications, defined as a Medication Possession Ratio between 30% and 80% during the 12 months preceding identification of study eligibility * Eligible for pharmacy benefits during the 12 months prior to being identified as being eligible for the study and expected to be eligible for pharmacy benefits through the end of the evaluation period. Exclusion Criteria: * Enrolled in Ready Fill at Mail (a pharmacy benefit program whereby members elect to have medications shipped automatically to them at the time of refill due date or prescription renewal).