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Official Description

Arterial pressure waveform analysis for assessment of central arterial pressures, includes obtaining waveform(s), digitization and application of nonlinear mathematical transformations to determine central arterial pressures and augmentation index, with interpretation and report, upper extremity artery, non-invasive

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 93050 refers to a non-invasive procedure known as arterial pressure waveform analysis, which is utilized for the assessment of central arterial pressures. This procedure involves several key components, including the acquisition of arterial waveforms, digitization of the data, and the application of nonlinear mathematical transformations. These processes are essential for determining central arterial pressures and calculating the augmentation index, which provides insights into arterial elasticity and cardiovascular health. The procedure specifically targets the upper extremity artery and is performed without the need for invasive techniques, making it a safer option for patients. During the analysis, a blood pressure cuff is placed on the upper left arm, while a piezoelectric acoustical transducer is positioned over the right radial artery. The data collected during a 30-second interval is crucial for calibrating the radial artery waveform data, which is then processed by a computer to perform a pulse contour analysis. This analysis takes into account various factors such as systolic and diastolic pressures, pulse rate, body surface area, body mass index, and pulse pressures. The outcome is a comprehensive report that details the structural and functional aspects of the cardiovascular system, as well as any changes that may indicate underlying cardiovascular disease. The code 93050 encompasses not only the data collection process but also the interpretation of the results and the generation of the report, making it a vital tool in cardiovascular assessment.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The arterial pressure waveform analysis (CPT® Code 93050) is indicated for the evaluation of cardiovascular health and the assessment of central arterial pressures. This procedure is particularly useful in the following scenarios:

  • Assessment of Cardiovascular Disease Risk This procedure helps in evaluating the probability of underlying cardiovascular disease by measuring arterial elasticity.
  • Monitoring of Arterial Health It is used to monitor changes in arterial function and structure over time, providing valuable information for ongoing cardiovascular care.
  • Evaluation of Hypertension The analysis can assist in understanding the implications of hypertension on arterial health and function.

2. Procedure

The procedure for arterial pressure waveform analysis involves several detailed steps to ensure accurate assessment of central arterial pressures:

  • Step 1: Patient Preparation The patient is positioned comfortably, and a blood pressure cuff is applied to the upper left arm. This positioning is crucial for obtaining accurate measurements of arterial pressure.
  • Step 2: Placement of Transducer A piezoelectric acoustical transducer is placed over the right radial artery. This device is essential for capturing the arterial waveform data needed for analysis.
  • Step 3: Data Collection The system collects data over a 30-second period. During this time, the blood pressure cuff measures systolic and diastolic pressures, which are used to calibrate the radial artery waveform data.
  • Step 4: Data Analysis The collected data is processed by a computer that performs a pulse contour analysis. This analysis incorporates various factors, including pulse rate, body surface area, body mass index, and pulse pressures.
  • Step 5: Report Generation After the analysis, a report is generated detailing the structure and function of the cardiovascular system, including any significant changes that may indicate cardiovascular issues.

3. Post-Procedure

After the arterial pressure waveform analysis is completed, the patient may resume normal activities as there are no invasive procedures involved. The results of the analysis will be interpreted by a qualified healthcare professional, who will discuss the findings with the patient. Any necessary follow-up actions or additional testing will be determined based on the report generated from the analysis. It is important for patients to understand the implications of the results and to engage in any recommended lifestyle changes or treatments to improve cardiovascular health.

Short Descr ART PRESSURE WAVEFORM ANALYS
Medium Descr ART PRESS WAVEFORM ANALYS CENTRAL ART PRESSURE
Long Descr Arterial pressure waveform analysis for assessment of central arterial pressures, includes obtaining waveform(s), digitization and application of nonlinear mathematical transformations to determine central arterial pressures and augmentation index, with interpretation and report, upper extremity artery, non-invasive
Status Code Active Code
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 1 - Diagnostic Tests for Radiology Services
Multiple Procedures (51) 6 - Special payment adjustment rules on the technical component (TC) of multiple diagnostic cardiovascular services apply...
Bilateral Surgery (50) 2 - 150% payment adjustment 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 99 - Concept Does Not Apply
APC Status Indicator STV-Packaged Codes
Type of Service (TOS) 5 - Diagnostic Laboratory
Berenson-Eggers TOS (BETOS) T2D - Other tests - other
MUE 1
59 Distinct procedural service: under certain circumstances, it may be necessary to indicate that a procedure or service was distinct or independent from other non-e/m services performed on the same day. modifier 59 is used to identify procedures/services, other than e/m services, that are not normally reported together, but are appropriate under the circumstances. documentation must support a different session, different procedure or surgery, different site or organ system, separate incision/excision, separate lesion, or separate injury (or area of injury in extensive injuries) not ordinarily encountered or performed on the same day by the same individual. however, when another already established modifier is appropriate it should be used rather than modifier 59. only if no more descriptive modifier is available, and the use of modifier 59 best explains the circumstances, should modifier 59 be used. note: modifier 59 should not be appended to an e/m service. to report a separate and distinct e/m service with a non-e/m service performed on the same date, see modifier 25.
51 Multiple procedures: when multiple procedures, other than e/m services, physical medicine and rehabilitation services or provision of supplies (eg, vaccines), are performed at the same session by the same individual, the primary procedure or service may be reported as listed. the additional procedure(s) or service(s) may be identified by appending modifier 51 to the additional procedure or service code(s). note: this modifier should not be appended to designated "add-on" codes (see appendix d).
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.
GW Service not related to the hospice patient's terminal condition
SA Nurse practitioner rendering service in collaboration with a physician
TC Technical component; under certain circumstances, a charge may be made for the technical component alone; under those circumstances the technical component charge is identified by adding modifier 'tc' to the usual procedure number; technical component charges are institutional charges and not billed separately by physicians; however, portable x-ray suppliers only bill for technical component and should utilize modifier tc; the charge data from portable x-ray suppliers will then be used to build customary and prevailing profiles
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
Date
Action
Notes
2016-01-01 Added Added
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Description
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