REACH-Es: Adapting a Digital Health Tool to Improve Diabetes Medication Adherence Among Latino Adults

Inclusion Criteria: * Type 2 diabetes mellitus * Have current or prior (since 2018) HbA1c ≥8.0% * Take at least one diabetes medication * Receive care at MGH- affiliated primary care practices (≥2 visits in the past 3 years) * ≥18 yrs * Identify as Latino and/or Hispanic * Speak and read in Spanish as preferred language * Willing and able to provide informed consent * Access to a mobile telephone with text messaging capability * Suboptimal diabetes medication adherence, assessed using the first 2 items in the Adherence to Refill and Medication Scale (ARMS-d) questionnaire combined: "How frequently do you forget or decide to not take your diabetes medications?" Participants who answer sometimes, almost always, and/or always will be considered eligible for the study. Exclusion Criteria: * Auditory limitations and/or inability to communicate orally * Inability to receive, read, or send a text message (assessed by a trained research assistant)