A 45-year-old woman suffers from chronic migraines that have been unresponsive to traditional medication. She is referred to have acupuncture as an alternative treatment method. During the first session, the provider uses five needle insertions without electrical stimulation in an attempt to alleviate the patient's migraine symptoms. The session lasts for 15 minutes. What CPT® code is reported?
A. 97810
B. 97810 x 5
C. 97813
D. 97813 x 5