CPT® Code 0721T

Official Description

Quantitative computed tomography (CT) tissue characterization, including interpretation and report, obtained without concurrent CT examination of any structure contained in previously acquired diagnostic imaging

Common Language Description

Quantitative computed tomography (CT) tissue characterization is a specialized imaging technique that utilizes advanced CT data to assess and measure bone mineral density. This method is particularly significant in the diagnosis and management of osteoporosis, a condition characterized by weakened bones and an increased risk of fractures. Additionally, this technique plays a crucial role in cardiac assessments, specifically through cardiac CT calcium scoring, which evaluates the presence of calcified plaque within the coronary arteries. The quantification of coronary artery calcification (CAC) serves as a vital risk marker for cardiovascular diseases, including heart attacks and strokes. The process involves the use of previously acquired diagnostic imaging data, allowing for a detailed analysis without the need for concurrent CT examinations of the same anatomical structures. The CT dataset is processed through specialized software that quantifies the tissue characteristics, and the results are interpreted by a physician. This interpretation includes reviewing the computer-generated analysis for accuracy and making any necessary adjustments. The final findings are documented in a report that is integrated into the patient's medical record, ensuring comprehensive patient care and follow-up.

1. Indications

Quantitative computed tomography (CT) tissue characterization is indicated for the following conditions:

Osteoporosis Diagnosis and Management This procedure is utilized to measure bone mineral density, aiding in the diagnosis and ongoing management of osteoporosis.
Cardiac Risk Assessment It is employed for cardiac CT calcium scoring to evaluate the amount of calcified plaque in the coronary arteries, which is essential for assessing the risk of heart attack or stroke.
Monitoring Bone Mineral Metabolism The technique is also used to monitor changes in bone mineral density over time, providing valuable information for treatment decisions.

2. Procedure

The procedure for quantitative computed tomography (CT) tissue characterization involves several key steps:

Step 1: Data Acquisition The process begins with the acquisition of CT imaging data, which can be obtained from previously performed diagnostic imaging studies. This eliminates the need for a concurrent CT examination of the same anatomical structures, streamlining the workflow.
Step 2: Data Upload Once the CT dataset is acquired, it is uploaded to specialized processing servers designed for quantification. This step is crucial as it prepares the data for detailed analysis.
Step 3: Computer Analysis The uploaded CT data undergoes a comprehensive computer analysis that quantifies the tissue characteristics, specifically focusing on bone mineral density or coronary artery calcification.
Step 4: Physician Review After the analysis is completed, the results are returned to the physician. The physician reviews the findings, checking for any computer-generated errors and making necessary adjustments to ensure accuracy.
Step 5: Report Generation Finally, the physician dictates a report that summarizes the findings and incorporates this report into the patient's medical record or the concurrent CT report, ensuring that all relevant information is documented for future reference.

3. Post-Procedure

Post-procedure care for quantitative computed tomography (CT) tissue characterization typically involves monitoring the patient for any immediate reactions, although the procedure itself is non-invasive and generally well-tolerated. The physician will review the generated report with the patient during a follow-up visit, discussing the implications of the findings and any necessary next steps in management or treatment. It is important for the physician to ensure that the results are integrated into the overall patient care plan, particularly in the context of osteoporosis management or cardiovascular risk assessment.

Short Descr	QUAN CT TISS CHARAC W/O CT
Medium Descr	QUAN CT TISS CHARAC I&R W/O CNCRNT CT EXAM
Long Descr	Quantitative computed tomography (CT) tissue characterization, including interpretation and report, obtained without concurrent CT examination of any structure contained in previously acquired diagnostic imaging
Status Code	Carriers Price the Code
Global Days	XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC)	1 - Diagnostic Tests for Radiology Services
Multiple Procedures (51)	4 - Special payment adjustment rules on the technical component (TC) of multiple diagnostic imaging procedures apply...
Bilateral Surgery (50)	3 - The usual payment adjustment for bilateral procedures does not apply.
Physician Supervisions	09 - Concept does not apply.
Assistant Surgeon (80, 82)	0 - Payment restriction for assistants at surgery applies to this procedure...
Co-Surgeons (62)	0 - Co-surgeons not permitted for this procedure.
Team Surgery (66)	0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family	88 -
APC Status Indicator	Procedure or Service, Not Discounted when Multiple
Berenson-Eggers TOS (BETOS)	none
MUE	1

This is a primary code that can be used with these additional add-on codes.

0722T

Add On Code MPFS Status: Carrier Priced APC S Quantitative computed tomography (CT) tissue characterization, including interpretation and report, obtained with concurrent CT examination of any structure contained in the concurrently acquired diagnostic imaging dataset (List separately in addition to code for primary procedure)

26	Professional component: certain procedures are a combination of a physician or other qualified health care professional component and a technical component. when the physician or other qualified health care professional component is reported separately, the service may be identified by adding modifier 26 to the usual procedure number.
LT	Left side (used to identify procedures performed on the left side of the body)