Patients who may be a good candidate for an insulin pump have: - Type 1 and insulin-requiring Type 2 diabetes - The inability to achieve acceptable glucose control despite insulin intensification - Elevated A1C - Glucose variability - Recurrent hypoglycemia, activity-induced hypoglycemia, hypoglycemia unawareness and nocturnal hypoglycemia - Pregnancy/Pre-pregnancy diabetes - Recurrent diabetic ketoacidosis (DKA)/recurrent hospitalizations - Dawn phenomenon - Gastroparesis - Patient preference, meal-timing flexibility and normalization of lifestyle - Low insulin requirements (not easily measured via syringe)