Pelvis or abdomen, pregnancy‑related or pregnancy complication, ultrasound (the current ultrasound) scan of, by any or all approaches, for determining the gestation, location, viability or number of fetuses, if: (a) the dating of the pregnancy (as confirmed by the current ultrasound) is less than 12 weeks of gestation; and (b) the current ultrasound is not performed on the same patient within 24 hours of a service mentioned in item 55704, 55705, 55707, 55708, 55740, 55741, 55742 or 55743 (NR)