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A4740 Shunt accessory

A Codes

Also known as: shunt accessory, shunt component, shunt connector

A component or accessory device used in vascular shunts (such as dialysis shunts) including connectors, extension tubes, clamps, or bypass components.

In Plain Language

replacement part for dialysis shunt; shunt connector piece

Clinical Context

Used to repair, extend, or modify vascular shunts created for hemodialysis access. Ensures continued patency and function of shunt.

RVU Information

CPT A4740 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.

Billing & Documentation

HCPCS A-codes cover medical supplies, equipment, and transport services. Documentation must establish medical necessity and include a physician order. For durable medical equipment (DME), a Certificate of Medical Necessity (CMN) or detailed written order may be required.

Specialties

Vascular SurgeryNephrologyDialysis

Frequently Asked Questions

What is CPT code A4740?

CPT A4740 (Shunt accessory) is a A Codes code. A component or accessory device used in vascular shunts (such as dialysis shunts) including connectors, extension tubes, clamps, or bypass components.

Does Medicare cover A4740?

Medicare coverage for A4740 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used to repair, extend, or modify vascular shunts created for hemodialysis access. Ensures continued patency and function of shunt. A physician order is typically required.

When is CPT A4740 used?

Used to repair, extend, or modify vascular shunts created for hemodialysis access. Ensures continued patency and function of shunt.

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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.