Home
Career Stage
Medical Students Residents Attendings CPT Codes Resources Blog Support

A4430 Ost urine pch w b/bltin conv

A Codes

Also known as: urine pouch with backing plate, urostomy backed convex

Urostomy pouch with backplate and built-in convex feature.

In Plain Language

urinary bag with stiff backing; convex backed pouch

Clinical Context

Used for urostomy patients requiring additional support. Backplate provides structural integrity while built-in convex design manages anatomy.

RVU Information

CPT A4430 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

UrologyGeneral SurgeryWound Care

Frequently Asked Questions

What is CPT code A4430?

CPT A4430 (Ost urine pch w b/bltin conv) is a A Codes code. Urostomy pouch with backplate and built-in convex feature.

Does Medicare cover A4430?

Medicare coverage for A4430 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used for urostomy patients requiring additional support. Backplate provides structural integrity while built-in convex design manages anatomy. A physician order is typically required.

When is CPT A4430 used?

Used for urostomy patients requiring additional support. Backplate provides structural integrity while built-in convex design manages anatomy.

Track This Code in RVU Edge

Log procedures, calculate wRVUs, and benchmark against national data — all in one app.

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.