Summary & Overview
HCPCS A2005: Microlyte Matrix, Per Square Centimeter
HCPCS Level II code A2005 denotes a microlyte matrix billed per square centimeter as an add-on supply, used to support tissue repair in wound care and related procedures. Nationally, this code matters because advanced wound-care biomaterials are increasingly used across outpatient surgical clinics, wound-care centers, and hospital outpatient departments to improve healing outcomes and may affect supply-line reimbursement and coding consistency.
Key payers covered in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a national overview of clinical context for use of microlyte matrices, a summary of payer coverage patterns and benchmarks where available, and guidance on common billing considerations. The publication highlights typical sites of service, how the code functions as an add-on supply billed in addition to a primary procedure, and factors that influence coding and reimbursement across major payers.
This summary provides clinicians, billing professionals, and policy analysts with concise background on the code, the clinical scenarios where it is applied, and what to expect when submitting claims for an add-on wound-care biomaterial charge. Data not available in the input is explicitly identified in relevant sections.
Billing Code Overview
HCPCS Level II code A2005 describes Microlyte matrix, billed per square centimeter as an add-on supply to be listed separately in addition to the primary procedure. The service type is wound/skin graft adjunctive biomaterial application, used to support tissue repair and promote healing when applied to wound beds. The typical site of service is outpatient surgical settings, wound care clinics, burn centers, and hospital outpatient departments where advanced wound-care products are applied during procedures.
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Clinical & Coding Specifications
Clinical Context
A typical patient is an adult with a full-thickness or complex partial-thickness soft tissue wound (for example, a diabetic foot ulcer or a surgical debridement site) requiring advanced wound matrix application to support granulation and tissue regeneration. The wound care clinician (wound care nurse, podiatrist, plastic surgeon, or general surgeon) performs initial surgical debridement and hemostasis in an outpatient procedure room or ambulatory surgery center, applies the A2005 microlyte matrix product sized to the wound bed (billed per square centimeter as an add-on), secures the matrix with appropriate dressings or fixation, and arranges scheduled follow-up visits for dressing changes and assessment. Typical workflow steps include wound assessment and measurement, irrigation and debridement, hemostasis, application of the A2005 microlyte matrix to the prepared wound bed, application of secondary dressings or negative pressure wound therapy if indicated, patient education, and documentation of wound size and matrix area used for billing.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | No modifier applicable | Use when no special circumstance modifier applies to the service. |