Summary & Overview
HCPCS Level II A4358: Urinary Drainage Bag, Leg or Abdomen, Vinyl
HCPCS Level II code A4358 denotes a vinyl urinary drainage bag designed for leg or abdomen placement, with or without tubing and including straps. This durable medical equipment item supports ambulatory urinary collection for patients with indwelling catheters or intermittent drainage needs. Nationally, durable medical equipment codes like A4358 matter for home health, post-acute care, and outpatient management because they affect device access, supplier billing, and coverage determination across commercial and federal payers.
Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical context for use, typical sites of service, and what to expect in payer coverage patterns and billing practice. The publication summarizes common modifiers and service-line considerations, highlights typical documentation elements associated with urinary drainage supplies, and indicates where input data are not available.
This resource is intended to inform billing, compliance, and care operations teams about the code’s clinical purpose and administrative context. Data not available in the input are noted where applicable.
Billing Code Overview
HCPCS Level II code A4358 describes a urinary drainage bag, leg or abdomen, vinyl, with or without tube, with straps, each. This item is durable medical equipment intended to collect and contain urine for patients who require ambulatory or mobility-preserving urinary drainage.
Service type: Durable medical equipment (urinary collection device)
Typical site of service: Home use, outpatient clinics, long-term care facilities, and other ambulatory settings where patients require portable urinary drainage
Clinical & Coding Specifications
Clinical Context
A patient with an indwelling urinary catheter who requires a portable urine collection solution for ambulation or discharge receives a vinyl urinary drainage bag (leg or abdomen) with straps. Typical patients include adults or children with urinary retention, neurogenic bladder, spinal cord injury, postoperative urinary catheterization, or chronic indwelling catheter care who need a leg bag for mobility or an abdominal bag for secure overnight use. The clinical workflow: a nurse or wound/continence clinician evaluates the patient’s catheter type and drainage needs, selects the appropriate bag size and configuration, places and secures the bag to the leg or abdomen using straps, confirms secure tubing connection to the catheter, educates the patient or caregiver on emptying, hygiene, and securement, documents the device make/model and lot (if required), and dispenses the single unit. Follow-up includes monitoring for leakage, skin irritation under straps, signs of urinary tract infection, and need for replacement supplies at subsequent visits or home care shipments.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | No modifier | When no specific modifier applies to the supply billing. |
11 | Office |