C7513 Dialysis Circuit Angiography Reimbursement | OpenPayer

Summary & Overview

HCPCS C7513: Dialysis Circuit Angiography with Balloon Angioplasty

HCPCS Level II code C7513 denotes a complex image-guided vascular procedure for dialysis circuits that combines introduction of needles or catheters, diagnostic angiography of the entire dialysis circuit, and transluminal balloon angioplasty of a central dialysis segment performed through the dialysis circuit. This code captures the bundled technical and professional activities including contrast injections, fluoroscopic guidance, comprehensive imaging from the arterial anastomosis to the central venous outflow, and radiological documentation and interpretation. Nationally, the code matters because it corresponds to high-acuity interventional radiology services critical to maintaining or restoring dialysis access patency and often carries significant resource, facility, and imaging intensity implications. Key payers addressed in this publication include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the clinical and procedural context for C7513, the typical sites of service, commonly used modifiers, and payer coverage considerations. The publication also summarizes benchmarks and policy-relevant points affecting reimbursement and coding compliance for image-guided dialysis circuit interventions, and highlights documentation elements and service components that commonly drive payer review and payment decisions.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicareC7513HCPCS Level IIinterventional radiologydialysis accessangioplastydiagnostic angiographyfluoroscopyvascular intervention

Billing Code Overview

HCPCS Level II code C7513 describes a combined vascular access procedure for dialysis circuits that includes introduction of needle(s) and/or catheter(s), diagnostic angiography of the dialysis circuit, and transluminal balloon angioplasty of a central dialysis segment performed through the dialysis circuit. The description specifies all direct punctures and catheter placements, injections of contrast, comprehensive imaging from the arterial anastomosis through the entire venous outflow (including the inferior or superior vena cava), fluoroscopic guidance, and inclusion of required imaging, radiological supervision and interpretation, image documentation and report.

Service type: Image-guided endovascular dialysis circuit intervention with diagnostic angiography and transluminal balloon angioplasty of a central dialysis segment.
Typical site of service: Hospital outpatient imaging suites, ambulatory surgical centers, or interventional radiology suites where fluoroscopic-guided vascular interventions are performed.

Data not available in the input for associated taxonomies, ICD-10 diagnoses, related codes, and service line.

Clinical & Coding Specifications

Clinical Context

A 62-year-old patient with end-stage renal disease on hemodialysis presents with progressive difficulty during dialysis sessions characterized by prolonged hemostasis after needle removal, decreased dialysis clearance, and elevated venous pressures. Physical exam and dialysis circuit monitoring suggest stenosis of a central dialysis outflow segment (e.g., subclavian or brachiocephalic vein) compromising access function. Duplex ultrasound raises suspicion for significant central venous stenosis, and the vascular access team schedules an interventional radiology procedure.

The procedure performed is C7513: percutaneous access to the dialysis circuit with diagnostic angiography from the arterial anastomosis through the entire venous outflow to the superior vena cava, under fluoroscopic guidance, followed by transluminal balloon angioplasty of the identified central dialysis segment. The interventional radiology workflow includes pre-procedure consent and assessment, sterile access to the dialysis circuit (direct puncture of the venous limb or catheter exchange access), contrast injections for roadmapping and diagnostic angiography, fluoroscopic guidance during catheter and wire manipulation, inflation of a balloon catheter across the central stenosis, post-angioplasty angiography to document result, image documentation, and a radiological supervision and interpretation report. Typical setting is an outpatient interventional radiology suite or hospital angiography lab with hemodialysis support available; sedation ranges from moderate sedation to monitored anesthesia care depending on patient comorbidities. Post-procedure monitoring focuses on access function, hemostasis, and contrast-related kidney considerations when applicable.

Coding Specifications

Modifier	Description	When to Use

HCPCS C1874: Coated/Covered Stent with Delivery System

HCPCS-C1815-IMPLANTABLE-URINARY-SPHINCTER-PROSTHESIS

HCPCS C1815: Implantable Urinary Sphincter Prosthesis

HCPCS-C2698-BRACHYTHERAPY-STRANDED-SOURCE-PER-SOURCE

HCPCS C2698: Brachytherapy Stranded Source, Per Source

HCPCS-C1716-BRACHYTHERAPY-GOLD-198-SOURCE

HCPCS Level II C1716: Brachytherapy Source, Gold-198

HCPCS-C9763-CARDIAC-MRI-MORPHOLOGY-FUNCTION-STRESS

HCPCS C9763: Cardiac MRI for Morphology and Function with Stress Imaging

HCPCS-C9155-EPCORITAMAB-BYSP-INJECTION-0-16-MG

HCPCS C9155: Injection of epcoritamab-bysp, 0.16 mg

HCPCS-C9768-ENDOSCOPIC-ULTRASOUND-HEPATIC-PORTAL-PRESSURE-MEASUREMENT

HCPCS C9768: Endoscopic Ultrasound-Guided Hepatic Portosystemic Pressure Measurement

HCPCS-C9739-CYSTOURETHROSCOPY-TRANSPROSTATIC-IMPLANT-1-TO-3

HCPCS C9739: Cystourethroscopy with Transprostatic Implant, 1–3 Implants

HCPCS-C5274-LOW-COST-SKIN-SUBSTITUTE-GRAFT-ADD-ON-100SQCM

HCPCS C5274: Low Cost Skin Substitute Graft, Additional 100 sq cm

HCPCS-C9140-FACTOR-VIII-AFSTYLA-INJECTION-1-IU

HCPCS C9140: Injection, Factor VIII (Afstyla), 1 I.U.

Showing 1–10 of 603

Taxonomy Code	Specialty	Notes
`2085R0201X`	Interventional Radiology	Most common specialty performing `C7513` procedures.
`2086S0105X`	Vascular Surgery	Frequently performs endovascular dialysis access interventions.
`208D00000X`	Nephrology (Interventional Nephrology)	Interventional nephrologists increasingly perform dialysis circuit angioplasty and management.
`207RC0000X`	Diagnostic Radiology	Diagnostic radiologists may perform or supervise angiography components.
`363L00000X`	Physician Assistant	PAs commonly assist in procedural workflow and peri-procedural care.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`I82.890`	Other specified embolism and thrombosis of other veins	Central venous thrombosis of dialysis circuit can necessitate angiography and intervention.
`I82.401`	Acute embolism and thrombosis of deep veins of unspecified lower extremity	Thrombosis compromising access outflow may require imaging and intervention.
`T82.092A`	Embolism due to other vascular prosthetic devices, implants and grafts, initial encounter	Dysfunction related to dialysis graft material may prompt angiographic evaluation and angioplasty.
`I97.1`	Postprocedural hemorrhage and hematoma of a circulatory system organ or structure following a procedure, not elsewhere classified	Complications of dialysis access requiring diagnostic angiography and possible therapeutic intervention.
`N18.6`	End stage renal disease	Underlying condition necessitating maintenance hemodialysis and interventions on the dialysis circuit.
`I87.2`	Venous insufficiency (chronic) (peripheral)	Chronic venous outflow obstruction contributing to access dysfunction; may be addressed during angiography/angioplasty.
`T82.898A`	Other complications of other prosthetic devices, implants and grafts, initial encounter	Includes noninfectious dialysis access graft complications prompting imaging and intervention.
`Z45.2`	Encounter for adjustment and management of vascular dialysis catheter	Encounters related to dialysis catheter dysfunction where angiography and transluminal interventions are indicated.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`35476`	Open treatment of arteriovenous fistula or graft; thrombectomy, with or without angioplasty, by direct incision of graft or fistula	May be performed when surgical thrombectomy or fistula revision is required in addition to endovascular interventions.
`36902`	Endovascular revascularization, open or percutaneous, of arteriovenous dialysis access, with endovascular therapeutic intervention; dialysis access (e.g., arteriovenous fistula) — initial radiologic supervision and interpretation	Often billed for percutaneous transluminal balloon angioplasty of peripheral dialysis access segments when performed during the same encounter.
`37215`	Transcatheter placement of intravascular stent(s), any vessel; each additional vessel (List separately in addition to code for primary procedure)	Used if central venous stent placement is performed following angioplasty due to elastic recoil or residual stenosis.
`36147`	Introduction of needle and/or catheter into vascular access device (e.g., dialysis catheter) for purposes of diagnostic angiography, including injection(s) of contrast material	May represent component coding for direct catheter access to the dialysis circuit for diagnostic angiography prior to therapeutic angioplasty.
`76000`	Fluoroscopic guidance for needle placement (e.g., biopsy, aspiration, injection, localization device)	Fluoroscopic guidance and imaging are integral to `C7513`; this CPT is related when separate fluoroscopic guidance is reported per payer policy.

`22`	Increased procedural services	Use when the procedure requires substantially greater work than usual (extensive technical complexity or atypical anatomy) with documentation.
`23`	Unusual anesthesia	Use when general anesthesia is medically necessary and not normally used for the procedure.
`50`	Bilateral procedures	Generally not applicable; avoid unless truly bilateral distinct sites are treated and payer allows.
`51`	Multiple procedures	Use when other unrelated procedures are performed same day; appended to lesser-valued codes per payer rules.
`52`	Reduced services	Use when the procedure is partially reduced or not completed as originally planned.
`53`	Discontinued procedure	Use when procedure is started but terminated for patient safety before completion.
`62`	Two surgeons	Use when two surgeons work together as primary surgeons (rare for IR dialysis interventions).
`73`	Discontinued outpatient procedure prior to anesthesia	Use when outpatient procedure discontinued after initiation of anesthesia but before performance.
`LT`	Left side	Use to indicate left-sided access when laterality is reported by payer.
`RT`	Right side	Use to indicate right-sided access when laterality is reported by payer.
`QX`	Modifier for assistant-at-surgery (actual)	Use when assistant surgeon meets documentation and payer requires modifier for assistant billing.
`QK`	Medical direction of two–three practitioners	Use when physician medically directs certified registered nurse anesthetists for anesthesia services.
`QY`	Qualified nonphysician anesthetist	Use when a CRNA provides anesthesia without physician direction (per payer rules).
`AS`	Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery	Use when an advanced practice clinician serves as assistant and payer recognizes `AS`.
`FY`	Information disclosure statement (specific to some payers)	Use when required to denote specific reporting circumstances per payer guidelines.

OpenPayer