Summary & Overview
HCPCS G0448: Insertion or Replacement of Permanent Pacing Cardioverter-Defibrillator
HCPCS Level II code G0448 designates the insertion or replacement of a permanent pacing cardioverter-defibrillator system with transvenous lead(s), single or dual chamber, including insertion of a pacing electrode in the cardiac venous system for left ventricular pacing. This code captures complex device implantation that combines defibrillation and biventricular or left ventricular pacing capability, a clinically significant intervention for patients with ventricular arrhythmias and heart failure who require cardiac resynchronization and defibrillation therapy.
Key national payers considered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The publication provides a national overview of coding intent, clinical context, and the typical sites where the service is performed (hospital inpatient and hospital outpatient surgical settings such as electrophysiology labs).
Readers will find concise benchmarks and coding context, a summary of common modifiers and payer coverage patterns, and clinical background to aid accurate claim submission and auditing. Where specific payer policies, reimbursement benchmarks, or associated taxonomies and diagnosis pairings are available, those details are summarized. Data not available in the input is noted where applicable.
Billing Code Overview
HCPCS Level II code G0448 describes the insertion or replacement of a permanent pacing cardioverter-defibrillator system with transvenous lead(s), single or dual chamber, with insertion of a pacing electrode into the cardiac venous system for left ventricular pacing. This procedure involves implantation of a permanent device that provides both defibrillation and pacing functions, and includes placement of transvenous lead(s) and a left ventricular pacing electrode via the cardiac venous system.
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Service type: Implantation of a permanent pacing cardioverter-defibrillator system with transvenous lead(s) and left ventricular pacing electrode (invasive cardiac device implantation)
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Typical site of service: Hospital inpatient or hospital outpatient surgical setting (electrophysiology/cardiac catheterization laboratory)
Clinical & Coding Specifications
Clinical Context
A 72-year-old male with ischemic cardiomyopathy, left ventricular ejection fraction 28%, recurrent symptomatic heart failure and intermittent high-grade atrioventricular block is scheduled for implantation of a cardiac resynchronization therapy defibrillator (CRT-D) system. The procedure performed is insertion or replacement of a permanent pacing cardioverter-defibrillator system with transvenous lead(s), single or dual chamber, with insertion of a pacing electrode into the coronary venous system for left ventricular pacing. Typical workflow includes preoperative evaluation (history, medication reconciliation, informed consent, pre-op labs and chest radiograph), intraoperative device and lead selection, venous access (typically subclavian or axillary), placement of right atrial and right ventricular transvenous leads when indicated, insertion of a left ventricular lead via the coronary sinus into a lateral or posterolateral cardiac vein, device pocket creation and generator implantation, intraoperative testing and programming of defibrillation thresholds and pacing parameters, wound closure, and post-anesthesia recovery. Typical site of service is an operating room or cardiac catheterization laboratory in an acute care hospital or an ambulatory surgical center with cardiac electrophysiology capabilities. Typical patient scenario includes anticoagulation management, peri-procedural antibiotics, telemetry monitoring post-implant, and device interrogation prior to discharge. Payors commonly encountered include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, BUCA, and Medicare.
Coding Specifications
| Modifier | Description | When to Use |
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