Summary & Overview

HCPCS C7534: Femoral-Popliteal Revascularization with Atherectomy and IVUS

HCPCS Level II code C7534 represents a complex vascular revascularization procedure addressing unilateral femoral and popliteal artery disease performed with atherectomy and angioplasty, and specifically includes concurrent intravascular ultrasound (IVUS) as an initial noncoronary vessel diagnostic and therapeutic adjunct. This code captures both endovascular and percutaneous approaches and encompasses radiological supervision and interpretation. Nationally, accurate coding for these interventions matters for clinical documentation, appropriate facility and professional billing, and aggregate tracking of advanced peripheral arterial disease care.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical context for C7534, the typical sites of service where the procedure is performed, and the broader implications for billing and claims workflows. The publication also outlines benchmarks and payment policy considerations related to advanced peripheral interventions, common modifier usage patterns affecting claims adjudication, and guidance on documentation elements that support medical necessity for revascularization with atherectomy and IVUS.

The content is organized to provide quick reference for coding teams, revenue cycle managers, and clinical program leaders seeking understanding of how C7534 fits into procedure portfolios, payer coverage environments, and documentation best practices. Data not available in the input is noted where relevant.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicareC7534HCPCS Level IIperipheral arterial diseaseatherectomyintravascular ultrasoundendovascular revascularizationvascular surgeryinterventional radiologyangioplasty

Billing Code Overview

HCPCS Level II code C7534 describes revascularization, endovascular, open or percutaneous, femoral, popliteal artery(ies), unilateral, with atherectomy, includes angioplasty within the same vessel, when performed with intravascular ultrasound (initial noncoronary vessel) during diagnostic evaluation and/or therapeutic intervention, including radiological supervision and interpretation.

Service Type: Endovascular and percutaneous arterial revascularization with atherectomy and intravascular imaging

Typical Site of Service: Hospital-based interventional radiology or vascular surgery suite, outpatient ambulatory surgery center, or inpatient operating room depending on clinical setting and patient acuity

Clinical & Coding Specifications

Clinical Context

A 72-year-old male with a history of peripheral artery disease (PAD), hypertension, hyperlipidemia, and tobacco use presents with progressive right calf claudication limiting ambulation to less than two blocks. Noninvasive testing (ABI and arterial duplex) demonstrates significant hemodynamic compromise of the right superficial femoral and proximal popliteal arterial segments. Diagnostic peripheral angiography confirms a high-grade, focal atherosclerotic lesion with heavy calcification in the femoral-popliteal segment. The vascular interventional team elects to perform an endovascular revascularization of the right femoral-popliteal artery with atherectomy to debulk the lesion, followed by adjunctive angioplasty. Intravascular ultrasound (IVUS) is used during the procedure for vessel sizing, evaluation of plaque morphology, and confirmation of adequate lumen gain. The procedure includes radiological supervision and interpretation. Typical peri-procedural workflow includes pre-procedure informed consent, anticoagulation management, arterial access (commonly common femoral), atherectomy device use, angioplasty (balloon) in the same vessel, IVUS imaging, hemostasis, and post-procedure monitoring in an outpatient vascular lab or inpatient interventional suite depending on comorbidity and recovery.

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when the work or complexity substantially exceeds the usual service for this procedure due to extensive plaque burden or unusually difficult access.
`23`	Unusual anesthesia	Use when general anesthesia is required for reasons unrelated to the procedure complexity.
`50`	Bilateral procedure	Use when identical endovascular procedures are performed on both lower extremities (note code C7534 is unilateral; bilateral modifier documents two-sided service).
`52`	Reduced services	Use when the service is partially reduced or not completed as planned but not aborted.
`53`	Discontinued procedure	Use when the procedure is started but terminated due to extenuating circumstances or patient condition.
`54`	Surgical care only	Use when the facility bills for the technical/facility portion while another provider bills the professional component.
`55`	Postoperative management only	Use when a provider bills only for postoperative care after the operative procedure was performed by another surgeon.
`56`	Preoperative management only	Use when billing for preoperative services only (other provider performs the procedure).
`62`	Two surgeons	Use when two surgeons perform distinct operative work during the same session (e.g., vascular surgeon and orthopedic surgeon in combined cases).
`66`	Surgical team	Use when a surgical team performs portions of a complex procedure requiring multiple qualified surgeons.
`78`	Unplanned return to the operating/procedure room for a related procedure during the postoperative period	Use when a reintervention is necessary for a complication related to the index procedure.
`AS`	Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery	Use when an assistant-at-surgery from these categories performs services during the procedure.
`QK`	Medical direction of two, three, or four concurrent anesthesia procedures involving qualifying circumstances	Use when the physician directs concurrent anesthesia services meeting CMS criteria.
`RT`	Right side	Use to designate the right extremity when the procedure is performed on the right femoral-popliteal artery.

Taxonomy Code	Specialty	Notes
`207K00000X`	Vascular Surgery	Commonly performs open and endovascular femoropopliteal revascularization and atherectomy.
`2080P0003X`	Interventional Cardiology	Performs peripheral endovascular interventions including atherectomy and IVUS in some centers.
`2084P0800X`	Interventional Radiology	Frequently performs endovascular peripheral interventions with imaging guidance and IVUS.
`207L00000X`	General Surgery	Performs vascular procedures in some hospitals and may participate in peripheral revascularization.
`163WL0500X`	Physician Assistant	May assist in procedural care and perioperative management in vascular practices.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`I70.213`	Atherosclerosis of native arteries of extremities with intermittent claudication, right leg	A common indication for femoral-popliteal revascularization to relieve claudication.
`I70.214`	Atherosclerosis of native arteries of extremities with intermittent claudication, left leg	Relevant when the contralateral limb is affected; guides laterality modifiers.
`I70.22`	Atherosclerosis of native arteries of extremities with rest pain	Indicates more severe PAD where revascularization is frequently indicated to relieve ischemic rest pain.
`I70.23`	Atherosclerosis of native arteries of extremities with ulceration	PAD with tissue loss may necessitate more urgent revascularization including atherectomy and angioplasty.
`I70.24`	Atherosclerosis of native arteries of extremities with gangrene	Advanced critical limb ischemia where endovascular revascularization can be limb-saving.
`I73.9`	Peripheral vascular disease, unspecified	Used when PAD is documented but a more specific code is not available; supports the medical necessity for revascularization.
`E11.51`	Type 2 diabetes mellitus with diabetic peripheral angiopathy without gangrene	Diabetes is a major risk factor for PAD and commonly coexists in patients undergoing femoral-popliteal interventions.
`Z95.828`	Presence of other vascular implants and grafts	Relevant when prior vascular bypass grafts or stents influence procedural planning and coding.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`37225`	Revascularization, endovascular, open or percutaneous, tibial/peroneal, unilateral, with atherectomy, includes angioplasty within the same vessel when performed; initial vessel	Often performed for distal infra-popliteal disease in the same session or as a complementary procedure when disease extends below the popliteal artery.
`37226`	Revascularization, endovascular, open or percutaneous, tibial/peroneal, unilateral, with atherectomy, includes angioplasty within the same vessel when performed; each additional tibial/peroneal vessel	Billed when multiple tibial vessels are treated in addition to femoral-popliteal intervention.
`37220`	Revascularization, endovascular, open or percutaneous, femoral/popliteal, unilateral, initial vessel, including angioplasty within the same vessel when performed; without atherectomy	Represents similar femoral-popliteal interventions performed without atherectomy and may be billed if atherectomy is not used.
`36215`	Selective catheter placement, arterial system; each first order thoracic or brachiocephalic branch, within a vascular family (e.g., lower extremity run-off)	Selective catheterization codes describe diagnostic catheter maneuvers often performed during peripheral angiography before therapeutic intervention.
`75989`	Angiography, peripheral, radiological supervision and interpretation (non-vascular family), other	Used for radiological supervision and interpretation of peripheral imaging when specific angiography codes are not applicable; supports imaging component when billed separately.