Outpatient services are a reflection of hospital-provided services. A public hospital in Yogyakarta is leading to a new development by adding new facilities and buildings. Objective of this study is to identify the outpatient service outline. the location of the bottleneck and its causes to provide some suggestions of continuous improvement with Lean Hospital approach. https://www.kingarte.com/product-category/food-servicecommercial-kitchen-equipmentcooking-equipmentcommercial-toasters/