Inclusion Criteria:  Diagnosis of type 1 or type 2 diabetes for at least 6 months HbA1C >8% or any episode of level three hypoglycemia or diabetic ketoacidosis (DKA) in the past 6 months or at least once weekly episodes of level 1 or 2 hypoglycemia Age >18 years old On medication for treatment of diabetes-any oral or injectable agents on a stable dose of medication for at least 3 months. If on insulin performing blood glucose monitoring (BGM) at least 3 times per week Patients may be current continuous glucose monitor (CGM) users, prior CGM users or naïve to CGM. No serious illnesses where life expectancy is <1 year Understand the study requirements and agree to comply with all study visits and procedures, including the use of the study CGM. Fluent in English or Spanish Must have a smart phone or access to a computer that can connect to LibreView. Under the care of a Los Angeles County + University of Southern California provider who can prescribe diabetes medications and make dose adjustments/medication intensification as needed.  Exclusion Criteria:  Severe tape allergy Visual impairment such that CGM data cannot be viewed. On dialysis History of an adverse reaction to wearing CGM in the past (e.g., increased anxiety and/or an increase in acute diabetes complications such as DKA/severe hypoglycemia). Subject is currently pregnant or lactating or plan on becoming pregnant during the course of the study. Subject cannot follow instructions due to a medical condition or mental illness.