 - Prescribed an oral glucose-lowering drug or choosing lifestyle interventions diet and exercise to manage T2D. To be eligible, patients must be prescribed a stable glucose-lowering medication regimen or stable plan for control with dietexercise alone for at least 3 months with no anticipated adjustment. Including those whose T2D is managed by diet and exercise alone will allow inclusion of participants who may have high likelihood of engagement in a behavioral intervention. The investigators will exclude patients taking insulin to reduce heterogeneity of T2D severity in this initial trial. 