Apatient 14 weeks pregnant is coming back to her obstetrician’s office for a repeat transabdominal ultrasound to measure fetal size and to confirm abnormalities seen in a previous scan. the obstetrician documented the ultrasound results in the medical record. what cpt® code is reported by the obstetrician?

The CPT code that should be reported by the obsterician is 76816.
CPT codes used for obstetrician ultrasound ranges from 76801 to 76821. The description of the codes is based on the procedures that are carried out.
CPT code 76816 is used to bill a follow up study. The medical examination perform in this case include: re-assessing the size and the interval growth of the fetus and examination of abnormality previously observed on previous scan. 

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