No, it is correct the way you have spelled it, without a hyphen.
yes it has been rescheduled to august 23, 2010
Whether a patient who doesn't have a copayment must be rescheduled is probably a matter between the patient and the provider.
It is not hyphenated.
Motorcycle is not hyphenated
No it's not hyphenated.
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Yes, sometimes.
words are only hyphenated when they have a separate meaning when separated than they do when hyphenated
An appointment can usually be rescheduled by contacting the person or service you made the appointment with and requesting a new time and date. It's important to provide a reason for the rescheduling and be flexible with alternative times offered. Make sure to confirm the new appointment details once it has been successfully rescheduled.
No, "hardworking" is not hyphenated.
Yes it should be hyphenated.