Wiki CTA Chest (non- coronary)

Does anyone know which reconstructions are REQUIRED in order to bill for a CTA versus CT Chest with contrast?

All CTA exams, chest or otherwise, require 3D post processing. If 2D (sagittal, coronal, multiplanar, etc.) reconstructions are done, code as a CT.

Clinical Examples in Radiology, Fall 2008
ACR Radiology Coding Source, May/June 2009
CPT Assistant, June 2009