Patients who are under 18 years old, have not been a patient at the health center since the beginning of 2013, have not attended at least two appointments at the health center within the past year, do not have a diagnosis of type 2 diabetes, have not had an A1c test done during the 18 months prior to the start of the group visit program, or whose last documented A1c result before the start of the group visit program was less than 8.0%, will be excluded from the study.