Summary & Overview
HCPCS A6199: Alginate Wound Filler Dressing, Sterile, per 6 inches
HCPCS Level II code A6199 denotes a sterile alginate or other fiber gelling dressing supplied as a wound filler, measured per 6 inches. These dressings are widely used in clinical wound management for moderate to heavily exuding wounds because they absorb exudate and form a protective gel that supports healing and reduces dressing change frequency. Nationally, A6199 is relevant for inpatient and outpatient wound care programs, skilled nursing facilities, home health agencies, and ambulatory settings that manage chronic and acute wounds.
Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of clinical context for alginate wound fillers, guidance on sites of service where A6199 is typically applied, and a summary of the payer landscape covered in the analysis. The publication summarizes typical billing considerations, common modifiers reported with supply items, and where data was unavailable in the input.
This resource is intended for billing professionals, clinicians involved in wound care, and policy analysts seeking a concise reference on the clinical role and payer coverage environment of HCPCS Level II code A6199. It focuses on national applicability and operational details rather than state-specific policy.
Billing Code Overview
HCPCS Level II code A6199 describes an alginate or other fiber gelling dressing, wound filler, sterile, per 6 inches. This item is a wound care dressing material used to fill and manage exudative wounds by absorbing fluid and forming a gel, supporting moisture balance and wound bed protection.
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Service type: Wound care dressing supply (sterile wound filler)
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Typical site of service: Outpatient wound care clinics, hospital outpatient departments, ambulatory surgery centers, long-term care facilities, and skilled nursing settings where sterile wound fillers are applied as part of dressing changes or wound management procedures.
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult with a chronic, moderately exudative lower-extremity venous stasis ulcer or a pressure ulcer managed in an outpatient wound clinic or home health setting. The wound care nurse or physician evaluates the wound, measures dimensions, and determines that an alginate or other fibre gelling dressing is indicated to manage moderate to heavy exudate and to provide a wound filler for cavity or tunneling. The clinician cleanses the wound, performs necessary debridement if indicated, packs the wound cavity with a sterile alginate/fibre gelling dressing sized in 6-inch increments (A6199 billed per 6 inches), and applies a secondary dressing and compression or offloading as appropriate. Documentation includes wound measurements, amount of exudate, presence of tunneling or cavity, dressing type and length used in 6-inch units, clinical indication, and the performing provider and setting (outpatient wound clinic, home health skilled nursing visit, or inpatient hospital wound care procedure). Ancillary services such as wound culture, topical medications, or dressing change instructions are recorded in the same encounter.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
22 | Increased procedural services | Use when work, time, or complexity of packing with A6199 is substantially greater than usual and documented. |