Now, physicians must write out the words, once a day, twice a day and so on. They are directions indicating how many times per day the dose should be administered. It goes like this: SID or QD = Once a day. BID = Twice a day. TID = Three times a day. QID = Four times a day.
Professional courtesy means making no charge to anyone, patient or insurance, for medical care. There are no special exceptions in the law that allow professional courtesy to physicians in situations where the same courtesy could not be extended to all patients.ntroduction. Professional courtesy  taking care of the families of other physicians without charge  is a tradition that dates back to Hippocrates. The practice served to build bonds between physicians, and to reduce the incentive for physicians to treat their own families.
The government only allows these tax advantages if you use your HSA money for qualified medical expenses. These costs generally include payment to doctors or dentists, prescriptions, imaging such as MRIs, medical services (such as home care) and medical equipment or supplies.