Coding Ahead
CasePilot
Medical Coding Assistant
Case2Code
Search and Code Lookup Tool
RedactPHI
HIPAA-Compliant PHI Redaction
DetectICD10CM
ICD-10-CM Code Detection
Log in Register free account
1 code page views remaining. Guest accounts are limited to 1 page view. Register free account to get 5 more views.
Log in Register free account
Code deleted. See 93799 or 93000-93010

Official Description

Electrocardiogram, 64 leads or greater, with graphic presentation and analysis; with interpretation and report

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 0178T refers to a specialized electrocardiogram (ECG) procedure that utilizes 64 leads or more, providing a comprehensive graphic presentation and analysis of cardiac electrical activity, along with an interpretation and report. This advanced ECG technique enhances the standard 12-lead ECG by incorporating additional leads strategically placed on both the chest and back of the patient. The purpose of this extensive lead placement is to achieve a more detailed and accurate representation of the heart's electrical signals, which can significantly improve diagnostic capabilities. Conditions such as myocardial infarction, ventricular tachycardia, and atrial arrhythmias can be diagnosed with greater precision, allowing for timely and effective medical intervention. The physician begins the process by reviewing a standard 12-lead ECG to assess the necessity for a more extensive 64-lead ECG. If deemed necessary, the additional leads are placed in a manner that may be uniform or concentrated in specific areas, particularly over the heart, depending on the suspected cardiac condition. The resulting ECG data is recorded over several minutes, enabling the storage of signals for later analysis. This data is then processed to create a torso body map, which visually localizes areas of concern. The physician utilizes this map alongside the ECG tracing to identify the specific lead that provides the most definitive data. Any abnormalities detected in the ECG tracing are meticulously noted and characterized. The final output includes a comprehensive written report that synthesizes information from the standard 12-lead ECG, the 64-lead ECG, the graphic torso map, and the stored data, ensuring a thorough interpretation of the patient's cardiac status.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The 64-lead or greater electrocardiogram (ECG) procedure, represented by CPT® Code 0178T, is indicated for various cardiac conditions that require detailed analysis and localization of electrical activity within the heart. The following conditions may warrant the use of this advanced ECG technique:

  • Myocardial Infarction - This condition involves the interruption of blood supply to a part of the heart, leading to tissue damage. The extensive lead placement allows for better localization of the affected area.
  • Ventricular Tachycardia - A rapid heart rate originating from the ventricles can be more accurately diagnosed with additional leads, providing critical information for treatment decisions.
  • Ventricular Fibrillation - This life-threatening arrhythmia requires immediate intervention, and the detailed mapping from a 64-lead ECG can assist in identifying the underlying causes.
  • Atrial Arrhythmias - Conditions affecting the atria, such as atrial fibrillation, can be better assessed with the enhanced data provided by a larger number of leads.

2. Procedure

The procedure for conducting a 64-lead or greater electrocardiogram involves several critical steps to ensure accurate data collection and analysis. The following outlines the procedural steps:

  • Step 1: Patient Preparation - The patient is prepared for the ECG by ensuring that the skin is clean and free of any oils or lotions that may interfere with electrode adhesion. The patient may be positioned comfortably to facilitate lead placement.
  • Step 2: Lead Placement - A total of 64 or more leads are strategically placed on the patient's chest and back. The placement may be uniform or concentrated in specific areas based on the suspected cardiac condition. This step is crucial for capturing comprehensive electrical activity from various angles.
  • Step 3: Data Recording - The ECG machine records the electrical signals from the leads over a period of several minutes. This data collection is essential for creating a detailed representation of the heart's electrical activity.
  • Step 4: Graphic Presentation - The recorded signals are processed to generate a graphic presentation in the form of a torso body map. This visual representation helps in localizing areas of concern within the heart.
  • Step 5: Data Analysis - The physician reviews the torso body map alongside the ECG tracing to identify the lead(s) that provide definitive data. Any abnormalities detected in the ECG tracing are carefully noted and characterized.
  • Step 6: Report Compilation - Finally, the physician compiles all relevant information from the separately reportable 12-lead ECG, the 64-lead ECG, the graphic image, and the stored data into a comprehensive written report, which includes interpretation and analysis of the findings.

3. Post-Procedure

After the completion of the 64-lead or greater ECG procedure, the patient may be monitored for any immediate reactions to the test. The physician will review the compiled report, which includes the interpretation of the ECG data and the graphic presentation. Depending on the findings, further diagnostic testing or treatment may be recommended. The patient may receive instructions regarding follow-up appointments or additional evaluations based on the results of the ECG. It is essential for the healthcare provider to communicate the findings clearly to the patient and discuss any necessary next steps in their care plan.

Short Descr 64 LEAD ECG W/I&R
Medium Descr 64 LEAD ECG W/INTERPRETATION & REPORT
Long Descr Electrocardiogram, 64 leads or greater, with graphic presentation and analysis; with interpretation and report
Status Code Carriers Price the Code
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 4 - Global Test Only Code
Multiple Procedures (51) 0 - No payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
Physician Supervisions 01 - Procedure must be performed under the general supervision of a physician.
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 Code Not Recognized by OPPS when submitted on Outpatient Hospital Part B Bill Type (12x/13x)
Type of Service (TOS) 5 - Diagnostic Laboratory
Berenson-Eggers TOS (BETOS) T2A - Other tests - electrocardiograms
MUE Not applicable/unspecified.
CCS Clinical Classification 202 - Electrocardiogram
Date
Action
Notes
2018-01-01 Deleted Code deleted. See 93799 or 93000-93010
2011-01-01 Changed Medium description changed. Short description changed.
2008-01-01 Added First appearance in code book in 2008.
Code
Description
CasePilot

Get instant expert-level medical coding assistance.

Ask about:
CPT Codes Guidelines Modifiers Crosswalks NCCI Edits Compliance Medicare Coverage
Example: "What is CPT code 99213?" or "Guidelines for E/M services"