A4426 Ost pch drainage 2 piece system
Also known as: two piece drainable, modular drainable system
Ostomy pouch drainable in two piece system configuration.
In Plain Language
separated drainable bag and base; changeable drainage pouch
Clinical Context
Used for high-output ostomies with modularity. Two-piece design allows pouch changes without barrier removal, reducing skin trauma and improving convenience.
RVU Information
CPT A4426 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 A4426?
CPT A4426 (Ost pch drainage 2 piece system) is a A Codes code. Ostomy pouch drainable in two piece system configuration.
Does Medicare cover A4426?
Medicare coverage for A4426 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used for high-output ostomies with modularity. Two-piece design allows pouch changes without barrier removal, reducing skin trauma and improving convenience. A physician order is typically required.
When is CPT A4426 used?
Used for high-output ostomies with modularity. Two-piece design allows pouch changes without barrier removal, reducing skin trauma and improving convenience.
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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.