Coding Ahead
CasePilot
Medical Coding Assistant
CaseConsultant
Instant Email Coding Consultant
Case2Code
Search and Code Lookup Tool
CareerCenter
Medical Coding Job Board
Log in Register free account
0 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

Official Description

External patient-activated, physician- or other qualified health care professional-prescribed, electrocardiographic rhythm derived event recorder without 24-hour attended monitoring; in-office connection

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

An external patient-activated electrocardiographic rhythm derived event recorder, commonly referred to as an ambulatory external electrocardiogram (AECG), is a diagnostic tool prescribed by a physician or other qualified health care professional. This device is specifically designed to document suspected cardiac arrhythmias, which are irregular heartbeats that may occur with or without episodes of syncope (fainting). Additionally, it is utilized to assess suspected cardiac muscle ischemia, which is characterized by ST segment depression on an electrocardiogram, and to evaluate the effectiveness of anti-arrhythmia drug therapy. The recorder is also beneficial in monitoring the recurrence of arrhythmias after the discontinuation of such therapies and in determining the success or failure of ablation therapy, a procedure used to correct arrhythmias. The device is compact and leadless, allowing the patient to carry it conveniently. When the patient experiences symptoms indicative of a cardiac event, they can easily apply the device to their chest wall and activate the ECG recording. Once the event concludes, the patient transmits the recorded data through a telephone line or wireless modem to a central monitoring site, where the data is analyzed and validated. A report detailing the findings is then sent to the health care provider for further evaluation and management. The CPT® Code 0497T specifically denotes the in-office connection of this external patient-activated electrocardiographic rhythm derived event recorder, ensuring accurate documentation and billing for the service provided.

© Copyright 2026 Coding Ahead. All rights reserved.

CasePilot
Have a question about CPT® Code 0497T?

Get instant expert-level answers from CasePilot, our coding assistant.

Register to view content

Create a free account to unlock this content

Register to view content

Create a free account to unlock this content

Register to view content

Create a free account to unlock this content

Register to view content

Create a free account to unlock this content

Register to view content

Create a free account to unlock this content

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"