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A4373 Skin barrier with flange

A Codes

Also known as: flange barrier, integrated barrier

Skin barrier with flange, a protective wafer incorporating an integrated flange or attachment ring for direct pouch adherence without separate face plate.

In Plain Language

all-in-one stoma shield; barrier with attached ring

Clinical Context

Combines skin barrier and face plate in single component, simplifying ostomy system setup and reducing overall supplies needed.

RVU Information

CPT A4373 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

NursingOstomy

Frequently Asked Questions

What is CPT code A4373?

CPT A4373 (Skin barrier with flange) is a A Codes code. Skin barrier with flange, a protective wafer incorporating an integrated flange or attachment ring for direct pouch adherence without separate face plate.

Does Medicare cover A4373?

Medicare coverage for A4373 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Combines skin barrier and face plate in single component, simplifying ostomy system setup and reducing overall supplies needed. A physician order is typically required.

When is CPT A4373 used?

Combines skin barrier and face plate in single component, simplifying ostomy system setup and reducing overall supplies needed.

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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.