Background: Inpatient diabetes guidelines recommend insulin therapy for persistent hyperglycemia, defined as ≥ 2 glucose values ≥ 180 mg/dL, with a target glucose range of 140–180 mg/dL (1). However, there is no guidance on point of care glucose (POC-G) testing frequency for patients receiving routine four-times-daily tests without meeting persistent hyperglycemia criteria. Our prior study [...]