2025 CPT code 73700
Effective Date: N/A Radiology - Diagnostic Radiology (Diagnostic Imaging) Feed
Computed tomography (CT) scan of the lower extremity without contrast material.
Modifiers 26 (Professional Component) and TC (Technical Component) may be applicable. Modifier 52 (Reduced Services) is generally not appropriate for an incomplete scan due to amputation.
Medical necessity for this procedure must be established based on the patient's symptoms, clinical findings, and the potential for identifying a clinically significant condition.
In simple words: A special X-ray, called a CT scan, takes detailed pictures of your lower extremity (leg) to look for broken bones or other problems.This type of CT scan does not use dye.
Computed tomography (CT) scan of the lower extremity without the use of contrast material to diagnose fractures or other diseases. The procedure involves positioning the patient, acquiring cross-sectional images, and interpreting the results.
Example 1: A patient presents to the emergency room with pain and swelling in their lower leg following a fall. A CT scan without contrast is ordered to assess for a possible fracture., A patient with chronic leg pain undergoes a CT scan without contrast to evaluate for bone abnormalities or soft tissue masses., A CT scan without contrast is performed on a patient with a suspected infection in their lower leg to assess the extent of the infection and identify any abscesses.
Documentation should include the reason for the scan, patient history, and the radiologist's interpretation of the images.
- Modifier TC rule: Modifier TC is applicable for the technical component of the procedure.
- Specialties:Radiology, Emergency Medicine, Orthopedics
- Place of Service:Emergency Room - Hospital, Inpatient Hospital, On Campus-Outpatient Hospital, Off Campus-Outpatient Hospital, Independent Clinic, Mobile Unit