Summary & Overview
HCPCS A4393: Urinary Ostomy Pouch, One-Piece, Extended-Wear Convex
HCPCS Level II code A4393 designates a one-piece urinary ostomy pouch with an extended-wear barrier and built-in convexity, billed per item. This supply-level code is used nationally for durable medical equipment and ostomy supply claims associated with urinary diversions. It matters because ostomy pouches are essential for ongoing patient management after urostomy procedures and represent a routine, durable medical supply expense across outpatient, home health, and long-term care settings. Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will learn what A4393 represents clinically and operationally, which payers commonly adjudicate these supplies, and what to expect in terms of coverage context and billing practice. The publication provides concise benchmarks for reimbursement and utilization patterns where available, summarizes relevant policy and coverage considerations affecting supply access, and offers clinical context about why an extended-wear, convex one-piece urinary pouch may be selected. Data not available in the input is noted where applicable; the focus remains on national payer practice and the clinical role of the device rather than state-level rules.
Billing Code Overview
HCPCS Level II code A4393 describes an ostomy pouch for urinary diversion that is a one-piece system with an extended wear barrier attached and built-in convexity, supplied each. Service type: Durable medical supply for urinary ostomy management. Typical site of service: Outpatient, home health, or long-term care settings where ostomy supplies are used by patients with urinary diversions.
Data not available in the input.
Clinical & Coding Specifications
Clinical Context
A 68-year-old male with a history of neurogenic bladder and recurrent urinary retention following radical pelvic surgery requires a urinary ostomy (urostomy) pouching system. The patient is fitted with a one-piece urinary ostomy pouch with an extended wear adhesive barrier and built-in convexity to improve stoma seal and divert urine into a closed drainage pouch. The typical clinical workflow includes: a wound/ostomy nurse evaluates stoma morphology and peristomal skin; selects A4393 for a one-piece urinary pouch with extended wear barrier and built-in convexity; documents stoma size, skin condition, and reason for convexity (retracted or flush stoma); obtains an order from the treating clinician; supplies the device to the patient with teaching on application, emptying, and skin care; and schedules follow-up ostomy clinic visits to assess fit and skin integrity. Typical site of service is outpatient wound/ostomy clinic, home health visits, durable medical equipment supplier distribution, or long-term care facility supply.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | Modifier not commonly used in standard CMS modifier list; placeholder | Data not available in the input. |
11 |