Functional changes mediated by the nervous system are considered:

Wait times on hold can

A. cause patients to seek care elsewhere. B. be due to a power outage. C. occur during lunch hour. D. be charged to the physician.

If the physician cannot determine the diagnosis at the time of the encounter, the coder should:

A. wait until a definite diagnosis is made. B. ask the physician to guess at a possible diagnosis. C. code the symptoms, signs, or reason for the encounter. D. code any preexisting or coexisting conditions.