Final answer:
According to the E/M Guidelines, when counseling and/or coordination of care dominate more than 50% of the physician/patient and/or family encounter, time is considered to be the key or controlling factor to qualify for a particular level of service.
Step-by-step explanation:
According to the E/M Guidelines, when counseling and/or coordination of care dominate more than 50% of the physician/patient and/or family encounter, time is considered to be the key or controlling factor to qualify for a particular level of service.