Because it is easier to have a chain of command established with the staff if only one person is the leader. Companies and corporations also save money in the practice of only having a single leader or "boss."
I don't know if that answer will exactly help. :)
Because if something goes wrong while the medical team is taking care of a patient then the team can face lawsuits and other punishments from the patients family or government.
Answer:
The most common type of appointment scheduling in a medical office are: Open office hours – This type of scheduling involves no fixed or previous bookings and the office keeps itself open during the working hours