CT CPT Codes - Mallinckrodt Institute of Radiology - Washington University School of Medicine in St. Louis (2023)

Premedication for Contrast Allergy

• Patients with hives or rash must be pre-medicated for an IV contrast CT scan (not oral contrast).
• Patients with vomiting or dizziness with IV contrast or shellfish allergy do not require premedication.
• Patients with anaphylaxis or laryngeal edema should be discussed with radiologist before the exam and/or premedication is ordered.

Premedication Protocol

• Prednisone: 50 mg PO (three doses total) to be taken 13 hours, 7 hours and 1 hour prior to appointment.
• Diphenhydramine (Benadryl) (optional): 50 mg PO to be taken 1 hour prior to exam.

CPT Code 71250

IMG 200

• Lung Nodules (may be done w/contrast if ordering MD desires)
• Pneumonia (may be done w/contrast if ordering MD desires)
• Pleural effusion (may be done w/contrast if ordering MD desires)
• COPD

CPT Codes 71250 (IMG 200) & 76377

• Airway imaging (includes TBM), Tracheal stenosis, Tracheal malacia (Tracheal Tree)
• Redo sternotomy for patients who cannot have contrast
• Aortic or mitral valve for patients who cannot have contrast

CPT Code 71250

IMG 4142

• Interstitial lung disease

CPT Codes 71260

IMG 202

• Lung Cancer (may be done w/o Contrast if ordering MD desires)
• Chest wall mass
• Mediastinal mass/abnormality
• Empyema
• Hilar mass/abnormality
• Aneurysm follow-up (size only)
• Chest Pain (may be done w/o contrast if ordering MD desires)
• Coarctation of the aorta
• Dissection (chest only, no 3D)

CPT Code 71275

IMG 3146

• Pulmonary embolism (PE)

CPT Code 71271

IMG 203

• Lung cancer screening (w /o contrast)

CPT Code 71270

IMG 203

Dissection (if in conjunction with Abdomen and Pelvis CT w/contrast please see “Chest w/ and w/o contrast and Abdomen Pelvis w/contrast” (CPT Code 74177, IMG 698)

CPT Code 71275

IMG 2269

• Aortic or mitral valve
• Thoracic outlet syndrome
• Chronic PE
• Pulmonary AVM (including f/u)

CPT Code 74150

IMG 785

• Adrenal mass detection

CPT Code 74160

IMG 237

• Liver Mass Characterization/Surgical Planning
• Hepatitis/Cirrhosis/Cholangiocarcinoma
• Post treatment HCC (not for metastatic surveillance)

CPT Code 74170

IMG 238

• Renal Mass Characterization/Surgical Planning (if in conjunction with Pelvis CT w/contrast CPT Code 74178, IMG 783)
• Pancreatic mass characterization/surgical planning (if in conjunction with Pelvis CT w/contrast CPT Code 74178, IMG 783)
• Liver chemo embolization or RFA (if in conjunction with Pelvis CT w/ contrast CPT Code 74178, IMG 783)
• Adrenal mass characterization

CPT Code 74176

IMG 784

• Abdomen and pelvis patients who cannot have contrast

CPT Code 74176

IMG 4160

• Renal Stone/RP bleed

CPT Code 74176 & 76377

IMG 995

• Pre- and post-endoluminal grafting for patients who cannot have contrast

CPT Code 74177

IMG 794

• Abdominal pain/abdominal mass/malignancy
• Nausea and vomiting/weight loss/fever
• Diverticulitis/appendicitis/abscess/acute pancreatitis
• Dissection
• Trauma/bowel perforation
• Any other indication that is not already listed

CPT Code 74177

IMG 4166

• CT Enterography (Note: NPO 4 hours

Note: NPO 4 hours. Arrive 90 minutes prior to exam for registration and prep.

CPT Code 74178

IMG 783

• Ischemic Bowel
• GI bleeding Angiography

CPT Code 74175

IMG 4118

• Pre liver transplant/portal vein embolization
• Hepatic resection candidates
• Living liver donor

CPT Code 74174

IMG 240

• Pre- and post-endoluminal grafting/TAVI
• TRAM flap surgical planning
• Living renal donor
• Gated TAVI (if in conjunction with Heart CT w/contrast (Morphology), CPT code 75572, IMG 7603)

CPT Code 71260 &74177

IMG 2246

• Malignancy staging/malignancy follow-up angiography

CPT Code 71250 & 74176

IMG 994

• Pre- and post-endoluminal grafting for patients who cannot have contrast

CPT Code 71275 & 74174

IMG 2232

• Pre- and post-endoluminal grafting
• Minimally invasive cannulation

CPT Code 71250 & 74176

IMG994

• Pre- and post-endoluminal grafting for patients who cannot have contrast

CPT Code 74261

IMG 1233

• Failed colonoscopy (if with IV contrast, CPT Code 74262, IMG 2251)
• Patients that cannot be sedated or cannot stop blood thinners for conventional colonoscopy (if with IV contrast, CPT Code 74262, IMG 2251)

CPT Code 74178 & 76377

IMG 7592

• Hematuria (if w/o 3D reconstructions, CPT Code 74178, IMG 2252)

Note: Instruct patient to arrive 45 minutes prior to exam for registration and prep.

CPT Code 75635

IMG 1663

• CT AIF/bypass evaluation/cold leg/leg ischemia

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CPT Code 75574

IMG 2250

• Coronary artery disease/Bypass graft evaluation
• Chest pain suspected cardiac

CPT Code 75572

IMG 2253

• Pulmonary venous mapping
• Pulmonary vein evaluation

CPT Code 75572 & 74174

IMG 7603

• Gated TAVI

CPT Code 70450

IMG 181

• Headache/trauma/stroke/TIA
• Dizziness/intracranial bleed

CPT Code 70470

IMG 182

• Mass/metastatic disease

CPT Code 70491

IMG 192

• Neck mass/malignancy staging/malignancy follow (if contrast is not desired, w/o contrast CPT Code 70490, IMG 191)

CPT Code 70486

IMG 1245

• Acute or chronic sinusitis/nasal cavity polyps

CPT Code 70480

IMG 2256

• Trauma/black eye/visual defects

CPT Code 70486

IMG 188

• Trauma/black eye/facial contusion/jaw injury

CPT Code 70487

IMG 189

• Facial weakness/neoplasm/malignancy/cellulitis/abscess

CPT Code 70480

IMG 2258

CPT Code 70480

IMG 4133

• Pre/Post cochlear implant

CPT Code 70496

IMG 786

• Intracranial aneurysm/stenosis/dissection

• Subarachnoid hemorrhage (SAH)/Arteriovenous malformation (AVM)

CPT Code 70496 and 70498

IMG 2228

• Extracranial aneurysm/stenosis/dissection
• Subarachnoid hemorrhage (SAH)/Arteriovenous malformation (AVM)
• Penetrating neck injury
• Cervical spine fracture

CPT Code 72125, IMG 207 (C-Spine)

CPT Code 72128, IMG 210 (T-Spine)

CPT Code 72131, IMG 213 (L-Spine)

• Radiculopathy/trauma/pain

CPT Code 72240 (Precert CPT Code 72240 & 72126)

IMG 7604

• Problem cases unresolved by non-invasive imaging
• Patients with contraindications for MR
• Cervical myelopathy or radiculopathy in which fine bone detail is desired
• Presurgical planning and mapping

CPT Code 72255 (Precert CPT Code 72255 & 72129)

IMG 7605

• Problem cases unresolved by non-invasive imaging
• Patients with contraindications for MR
• Thoracic myelopathy or radiculopathy in which fine bone detail is desired
• Presurgical planning and mapping

CPT Code 72265 (Precert CPT Code 72265 & 72132)

IMG 214

• Problem cases unresolved by non-invasive imaging
• Patients with contraindications for MR
• Lumbar radiculopathy in which fine bone detail is desired presurgical planning and mapping

CPT Code 71250

IMG 4141

• Fracture
• Trauma

CPT Code 71260

IMG 4144

• Mass/Tumor
• Infection

CPT Code 73200

IMG 1723 (Left)

IMG 1726 (Right)

• Fracture, trauma
• Osteoarthritis (OA)
• Arthrodesis evaluation
• Arthroplasty loosening evaluation

CPT Code 73201

IMG 1319 (Left)

IMG 1724 (Right)

• Mass/Tumor
• Infection (if concern for septic joint should be aspirated prior to CT)

CPT Code 73201

IMG 2288 (Left)

IMG 2289 (Right)

• Rotator cuff or labral injury, unable to get MRI
• Arthroplasty evaluation

CPT Code 73200

IMG 220 (Left)

IMG 221 (Right)

• Fracture, trauma

CPT Code 73201

IMG 222 (Left)

IMG 223 (Right)

• Mass/Tumor
• Infection

CPT Code 73200

IMG 244 (Left)

IMG 194 (Right)

• Fracture, trauma
• Osteoarthritis (OA)
• Arthrodesis evaluation
• Arthroplasty evaluation

CPT Code 73201

IMG 246 (Left)

IMG 1263 (Right)

• Mass/Tumor
• Infection (if concern for septic joint should be aspirated prior to CT)

CPT Code 73201

IMG 94 (Left)

IMG 95 (Right)

• Osteochondral lesion (OCD)
• Cartilage injury or repair loose body

• Loose body

CPT Code 73200

IMG 1727 (Left)

IMG 1728 (Right)

• Fracture, trauma

CPT Code 73201

IMG 1729 (Left)

IMG 1730 (Right)

• Mass/Tumor
• Infection

CPT Code 73200

IMG 1733 (Left)

IMG 1734 (Right)

• Fracture, trauma

• Osteoarthritis (OA)
• Arthrodesis evaluation

CPT Code 73201

IMG 1735 (Left)

IMG 1736 (Right)

• Mass/Tumor
• Infection (if concern for septic joint should be aspirated prior to CT)

CPT Code 73201

IMG 106 (Left)

IMG 107 (Right)

• Ligament injury
• Triangular fibrocartilage (TFC) complex injury
• Articular cartilage injury

CPT Code 73200

IMG 1739 (Left)

IMG 1740 (Right)

• Fracture, trauma
• Osteoarthritis (OA)
• Arthrodesis evaluation

CPT Code 73201

IMG 1024 (Left)

IMG 1741 (Right)

• Mass/Tumor
• Infection (if concern for septic joint should be aspirated prior to CT)

CPT Code 72192

IMG 217

• Fracture, trauma
• Osteoarthritis (OA)
• Bone stock/bone graft harvest evaluation

CPT Code 72192

IMG 4154

• Fracture, trauma
• Osteoarthritis (OA)
• Bone stock/bone graft harvest evaluation

CPT Code 72193

IMG 218

• Mass/Tumor
• Infection

CPT Code 73700

IMG 1371 (Left)

IMG 1372 (Right)

IMG 622 (Bilat)

• Fracture, trauma
• Osteoarthritis (OA)
• Arthrodesis evaluation
• Arthroplasty evaluation

CPT Code 73701

IMG 230 (Left)

IMG 1381 (Right)

IMG 623 (Bilat)

• Mass/Tumor
• Infection (if concern for septic joint should be aspirated prior to CT)

CPT Code 73701

IMG 4099 (Left)

IMG 4100 (Right)

• Labral tear
• Articular cartilage injury

CPT Code 73700 (specify unilateral or bilateral)

IMG 1373 (Left)

IMG 1374 (Right)

IMG 601 (Bilat)

• Fracture, trauma

CPT Code 73701 (specify unilateral or bilateral)

IMG 1669 (Left)

IMG 1382 (Right)

IMG 602 (Bilat)

• Mass/Tumor
• Infection

CPT Code 73700 (specify unilateral or bilateral)

IMG 228 (Left)

IMG 229 (Right)

• Fracture, trauma
• Osteoarthritis (OA)
• Arthrodesis evaluation
• Arthroplasty evaluation

IMG 670 (Bilat)

CPT Code 73701 (specify unilateral or bilateral)

IMG 1384 (Left)

IMG 231 (Right)

IMG 671 (Bilat)

• Mass/Tumor
• Infection (if concern for septic joint should be aspirated prior to CT)

CPT Code 73701

IMG 4101 (Left)

IMG 4102 (Right)

• Meniscus tear or repair
• Cartilage injury or repair
• Osteochondral lesion (OCD)
• Loose body

CPT Code 73700 (specify unilateral or bilateral)

IMG 2298 (Left)

IMG 2299 (Right)

IMG 686 (Bilat)

• Fracture, trauma

CPT Code 73701 (specify unilateral or bilateral)

IMG 4109 (Left)

IMG 4110 (Right)

IMG 687 (Bilat)

• Mass/Tumor
• Infection

CPT Code 73700 (specify unilateral or bilateral)

IMG 3143 (Left)

IMG 3144 (Right)

IMG 586 (Bilat)

• Fracture, trauma
• Osteoarthritis (OA)
• Arthrodesis evaluation
• Arthroplasty evaluation

CPT Code 73701 (specify unilateral or bilateral)

IMG 2806 (Left)

IMG 2807 (Right)

IMG 587 (Bilat)

• Mass/Tumor
• Infection (if concern for septic joint should be aspirated prior to CT)

CPT Code 73701

IMG 2808 (Left)

IMG 2809 (Right)

• Osteochondral lesion (OCD)
• Cartilage injury or repair
• Loose body

CPT Code 73700 (specify unilateral or bilateral)

IMG 1377 (Left)

IMG 1378 (Right)

IMG 604 (Bilat)

• Fracture, trauma
• Osteoarthritis (OA)
• Evaluation

CPT Code 73701 (specify unilateral or bilateral)

IMG 1380 (Left)

IMG 1671 (Right)

IMG 606 (Bilat)

• Mass/Tumor
• Infection (if concern for septic joint should be aspirated prior to CT)