Summary & Overview
CPT 34711: Extension Prosthesis for Infrarenal Aortic or Iliac Vessel, Add-on
CPT code 34711 is an add-on vascular procedure code used to report each additional vessel treated when placing an extension prosthesis (tube graft) for delayed repair of an infrarenal abdominal aortic or iliac vessel. The code captures the additional endovascular work beyond the primary vessel repair and incorporates nonselective catheterization, angioplasty or stenting, device selection, and radiological supervision and interpretation when performed. Nationally, accurate use of this code matters for proper clinical documentation, resource tracking, and payment for complex multi-vessel endovascular repairs.
Key payers addressed in coverage and reimbursement practices include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a practical overview of what the code represents, typical clinical settings and service types, and the policy and billing considerations that influence payers’ handling of add-on vascular procedure codes. The publication outlines common modifier usage and discusses typical documentation elements tied to multi-vessel extension prosthesis procedures. It provides benchmarks and coding context useful for billing staff, interventionalists, and revenue cycle professionals seeking clarity on reporting and supporting documentation for multi-vessel delayed infrarenal aortic or iliac repairs.
Data not available in the input: associated taxonomies, ICD-10 diagnoses, related codes, and payer-specific payment amounts.
Billing Code Overview
CPT code 34711 is an add-on vascular procedure code reported for each additional vessel treated after the first when a provider places an extension prosthesis (tube graft) for delayed repair of an infrarenal abdominal aortic or iliac vessel. The described procedure includes nonselective catheterization, angioplasty or stenting, device selection, and radiological supervision and interpretation when performed.
Service type: Endovascular vascular intervention (extension prosthesis/tube graft placement)
Typical site of service: Hospital inpatient or outpatient interventional radiology/surgical suite
Clinical & Coding Specifications
Clinical Context
A 72-year-old male with a previously placed endovascular aortic repair (EVAR) for an infrarenal abdominal aortic aneurysm presents for delayed repair of a developing endoleak and distal device migration. Preprocedural CT angiography demonstrates inadequate distal seal at the common iliac and an additional iliac limb requires extension. In the angiography suite under moderate sedation or general anesthesia, the vascular surgeon or interventional radiologist obtains arterial access, performs nonselective catheterization and angiography to visualize the aortoiliac anatomy, selects and deploys an extension prosthesis (tube graft) to reline the affected iliac vessel, and performs angioplasty or stenting as needed. Radiological supervision and interpretation are performed during the procedure. The add-on code 34711 is reported for each additional vessel treated beyond the first extension graft placed during the same session. Typical site of service is an outpatient or inpatient hospital angiography suite or hybrid operating room. The common clinical workflow includes pre-procedure imaging and planning, intra-procedural catheterization/angiography, device selection and deployment, adjunctive angioplasty or stenting, completion angiography, and post-procedure monitoring and documentation of devices and vessels treated.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
26 | Professional component | Use when only the professional interpretation is billed separately (rare for this operative procedure). |