Objectives: The present article brings to attention part of the results obtained after a thorough research which has aimed to create and validate a model for the hospitals performance management. In this article, the researcher focus operation KPIs. To test its relevance, the researcher used four (4) KPIs (No of surgeries, percent of cancelled surgeries and percent of OR utilization) this KPIs reflects quality of services provided in operation. Methodology: The data were collected from August 2017 to October 2020 and were implemented by an improvement project at the hospital N under the title of reducing the percentage of cancelled surgeries in the operations department using continuous Improvement Methodology (PDCA) and the results: The percentage of cancelled surgeries improved from 14% in August 2018 to 4% in March 2019 with performance improvement in OR department.