Waiting is inevitable in any service organization. Hence queues are formed. A long queue makes customer dissatisfied whereas increasing server to decrease the length of a queue requires costs. Waiting Line Theory provides a platform to that notion. The health sector of Bangladesh has been facing a bad experience for any citizen of Bangladesh. One of the reasons behind this is the queuing system prevailing in this sector. This paper presents an investigation into the prevailing queuing system in the private practices of Dhaka city. On the basis of investigation suggestions are put forward to improve the situation.