Will Medicare Pay For CT Scan? 
In order for the CT scan to be covered by Medicare , it must be deemed medically necessary via doctor 's orders , and Medicare must agree with the order . The Computerized Axial Tomography -LRB- CT -RRB- scan must be performed by a health care provider who participates in Medicare . Medicare Part A covers CT scans performed in a hospital or skilled nursing facility ; Medicare Part B covers CT scans performed as an outpatient . 