4
The Common Carotid Artery, Left body part is identified by the character 4 in the 4th position of the ICD-10-PCS procedure code.
It is contained within the Ultrasonography root operation of the Upper Arteries body system
under the Imaging section. The 4the position refers to the body part or body region when applicable.
Section:
B = Imaging
Body System:
3 = Upper Arteries
Root Operation:
4 = Ultrasonography
Body Part:
1 - Brachiocephalic-Subclavian Artery, Right5 - Common Carotid Arteries, Bilateral4 - Common Carotid Artery, Left3 - Common Carotid Artery, Right8 - Internal Carotid Arteries, Bilateral7 - Internal Carotid Artery, Left6 - Internal Carotid Artery, RightR - Intracranial ArteriesV - Ophthalmic ArteriesT - Pulmonary Artery, LeftS - Pulmonary Artery, Right2 - Subclavian Artery, Left0 - Thoracic AortaK - Upper Extremity Arteries, BilateralJ - Upper Extremity Arteries, LeftH - Upper Extremity Arteries, Right