Changing the expectations and needs of customers over time has strengthened the quality prospects for the client. The goal of the company's assets is to satisfy the customer, keep the client and protect customer loyalty. At present, it is considered that the qualification in the health sector, in particular, has a strategic priority in the success of the business and that quality management is a sustainable competitive advantage. Medical services are at the forefront of the services that people receive the most. For healthcare companies that perform these services, quality is expressed as a strategic tool used to create activities that will meet the client's needs, both current and future, and reduce costs with an effective cost control process. In this context, healthcare companies need to pay sufficient attention to the quality of their services to customers. Quality service offered to people has a significant cost that businesses have to endure. Healthcare enterprises want to know the cost of the services they want to achieve as a result of their activities. This cost is the result of activities carried out at the enterprise. This study explains the concept of quality and the importance of quality and includes the cost of quality. Then the costs for quality, included in the total cost in the hospital, are processed separately in Baku (Azerbaijan).