A patient had a cholecystectomy and returned to the general surgeon for his 2-week follow-up visit. At that time, the patient complained of a sore throat and throbbing headache. Examination showed a streptococcal throat infection, which was unrelated to the postoperative follow-up. The physician performed an E/M service and prescribed medication for the infection in addition to the routine postoperative evaluation. Which modifier would be appended to the E/M service?
a) -24
b) -25
c) -58
d) -78