RecruitingClinical trialComprehensive Assistance and Resources for Effective Diabetic Foot NavigationThe purpose of this interventional study is to assess the effectiveness of CARE-D-Foot, a patient navigator intervention, as compared to usual care, on 20-week diabetic foot ulcer healing. The study will further: * Evaluate fidelity to and acceptability of the CARE-D-Foot-Nav program using mixed methods * Perform a CARE-D-Foot-Nav cost-effectiveness analysis (CEA)