Summary & Overview
HCPCS A6240: Hydrocolloid Dressing, Wound Filler, Paste, Sterile, per Ounce
HCPCS Level II code A6240 identifies a sterile hydrocolloid paste used as a wound filler, billed per ounce. As a consumable wound-care supply, this code captures applications where a paste-form dressing fills cavities, undermined wounds, or deep tissue defects to promote a moist healing environment. Nationally, supplies like hydrocolloid fillers are commonly used across outpatient wound clinics, physician offices, and home health settings and can affect bundled supply costs and claims processing workflows.
Key payers in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The publication provides benchmarks for coverage and reimbursement practices, summarizes relevant policy considerations for supply billing, and situates the code within clinical wound-care practice. Readers will learn: typical clinical uses and sites of service for A6240; which payers are commonly involved in coverage decisions; how this supply code is reported on claims; and where to find policy language and billing guidance. Data not available in the input is noted where applicable.
Billing Code Overview
HCPCS Level II code A6240 describes a hydrocolloid dressing, wound filler, paste, sterile, per ounce. This item is a topical wound-care product used to fill cavities, deep wounds, or undermined areas where a paste-form hydrocolloid can provide moisture balance and support granulation tissue.
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Service type: Wound care supply, topical dressing/filler
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Typical site of service: Outpatient wound care clinics, physician offices, home health care, and other ambulatory settings where sterile wound fillers are applied by a clinician or caregiver
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult with a chronic or acute exuding wound such as a diabetic foot ulcer, venous stasis ulcer, pressure injury, or surgical cavity requiring a sterile hydrocolloid paste filler. The patient presents to an outpatient wound care clinic or hospital-based wound center. A wound care clinician (e.g., podiatrist, wound care nurse, or general surgeon) performs wound assessment, measures dimensions and depth, debrides necrotic tissue if indicated, irrigates the wound, and applies a sterile hydrocolloid dressing paste billed as A6240 by weight (per ounce). The clinical workflow includes wound cleansing, selective sharp or enzymatic debridement when needed, application of the hydrocolloid paste to fill dead space and manage exudate, secondary dressing placement, documentation of amount used (ounces), wound measurements, and patient instructions for dressing changes and follow-up visits. Typical sites of service are outpatient wound clinics, skilled nursing facilities, home health visits, and inpatient hospital care for complex wounds requiring wound fillers.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | No modifier (default) | Use when no special circumstances apply to the billed service. |
22 |