Summary & Overview
HCPCS Q4255: Reguard Topical Product, Per Square Centimeter
HCPCS Level II code Q4255 designates Reguard, a topical product billed per square centimeter as an add-on supply to a primary procedure. Nationally, this code matters for accurate procedure costing and reporting when topical wound or skin barrier products are applied during care episodes. Proper use of Q4255 affects claims consistency and helps distinguish product costs from primary procedure reimbursement.
Key payers included in this analysis are Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context for use of the product, the sites of service where billing commonly occurs, and the role of an add-on HCPCS code in claims submission. The publication also summarizes typical modifiers reported with add-on supply codes and highlights common billing considerations. Where specific payer coverage details or rates are unavailable, the report indicates that data is not available in the input.
This summary provides clinicians, billers, and policy analysts with the essential facts about code designation, clinical application, and the administrative context needed to locate further payer-specific guidance or pricing information.
Billing Code Overview
HCPCS Level II code Q4255 represents Reguard, for topical use only, per square centimeter (add-on, list separately in addition to primary procedure). The code describes a topical wound care product used during procedures that require application of a protective or therapeutic topical barrier over skin or wound surfaces. Service type: topical wound care product applied during a procedure (add-on supply). Typical site of service: outpatient clinics, ambulatory surgery centers, and inpatient procedural settings where topical products are applied as part of treatment.
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult with a partial-thickness or full-thickness skin defect from surgical debridement, excision of a non-melanoma skin cancer, chronic wound preparation, or graft/skin substitute application. The material Q4255 (Reguard, topical, per cm²) is applied in the procedure room, ambulatory surgical center, or outpatient wound clinic as an adjunctive topical dressing or biologic product to cover and protect the wound bed before or after application of definitive closure, grafting, or advanced wound therapy.
Clinical workflow example:
-
Patient presents for outpatient surgical excision of a skin lesion or for excisional debridement of a chronic wound.
-
After hemostasis and preparation of the wound bed, the clinician measures the area in square centimeters.
-
The clinician or assistant prepares and applies
Q4255as a topical layer to the wound as an add-on product to the primary surgical or wound-care procedure. -
The primary procedure is reported with the appropriate CPT code;
Q4255is billed as an add-on HCPCS Level II code with the measured square centimeters documented in the operative or wound-care note. -
Postprocedure instructions include wound care, dressing changes, and follow-up visits for assessment of healing and any additional topical or systemic therapies.