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Official Description

Removal of subcutaneous implantable defibrillator pulse generator with replacement of subcutaneous implantable defibrillator pulse generator only

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

The procedure described by CPT® Code 0323T involves the removal of a subcutaneous implantable defibrillator pulse generator, accompanied by the replacement of the existing device with a new pulse generator. This surgical intervention is typically performed under general anesthesia or monitored anesthesia care (MAC), along with local anesthesia to ensure patient comfort. The pulse generator is situated in the left chest area, necessitating careful preparation and draping of the skin to maintain a sterile environment. The procedure entails making an incision over the pulse generator to access the device, followed by meticulous dissection to free the generator from surrounding tissue. The electrode connected to the pulse generator is identified and disconnected, allowing for the removal of the old generator from its subcutaneous pouch. If a replacement is required, the new pulse generator is then connected to the existing electrode and inserted into the pouch. The device is programmed externally, and an arrhythmia is induced to monitor the device's response. Finally, the electrode and device are secured, and the incision is closed. This code is specifically used when both the removal and replacement of the pulse generator occur during the same surgical session, distinguishing it from the procedure coded as 0322T, which pertains to the removal of the pulse generator without replacement.

© Copyright 2026 Coding Ahead. All rights reserved.

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