A5121 Solid skin barrier 6x6
Also known as: barrier sheet, wafer, skin barrier
A solid protective barrier sheet measuring 6 inches by 6 inches used under ostomy pouches to protect peristomal skin from moisture and irritation.
In Plain Language
protective square for skin under pouch; adhesive barrier pad
Clinical Context
Applied directly to clean, dry peristomal skin before pouch attachment. Provides protective layer lasting 3-7 days. Reduces skin irritation.
RVU Information
CPT A5121 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
Frequently Asked Questions
What is CPT code A5121?
CPT A5121 (Solid skin barrier 6x6) is a A Codes code. A solid protective barrier sheet measuring 6 inches by 6 inches used under ostomy pouches to protect peristomal skin from moisture and irritation.
Does Medicare cover A5121?
Medicare coverage for A5121 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Applied directly to clean, dry peristomal skin before pouch attachment. Provides protective layer lasting 3-7 days. Reduces skin irritation. A physician order is typically required.
When is CPT A5121 used?
Applied directly to clean, dry peristomal skin before pouch attachment. Provides protective layer lasting 3-7 days. Reduces skin irritation.
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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.