**10. Conclusion**

Medical laboratory clients ranging from patients and patients' relations, physicians and other healthcare workers, public health and government, communities and interested parties, and medical laboratory profession deserves satisfaction and quality improvement. Such customer service and satisfaction should be in line with the ISO 15189, ISO 17075 and ISO 9001. There is a need to administer services satisfaction survey to customers/clients from time to time so the outcome can be used to correct services errors and cause quality improvement. In healthcare, satisfaction of patients (customers/clients) in medical laboratory services actually contributes to health and quality improvement and this should be sustained.
