Summary & Overview
HCPCS Q4252: Wound Dressing, Per Square Centimeter
HCPCS Level II code Q4252 denotes an add-on billing unit for wound dressing measured per square centimeter and is billed in addition to a primary procedure. This code matters nationally because it standardizes reporting for granular wound care supplies, enabling consistent reimbursement for clinicians and facilities that apply dressings across diverse ambulatory and inpatient outpatient settings. The code supports accurate costing of supplies in procedures where dressing size materially affects resource use.
Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise review of what Q4252 represents clinically and operationally, plus an outline of typical sites of service where the code is applied. The publication provides benchmarks on utilization patterns, guidance on billing contexts where add-on per-area dressing charges are appropriate, and summaries of any relevant recent policy clarifications or payer edits. Practical takeaways include how Q4252 interacts with primary procedure billing, common modifier usage scenarios (listed elsewhere), and considerations for documentation to support square-centimeter-based supply charges.
Data not available in the input for payer-specific reimbursement rates, associated taxonomies, and ICD-10 linkage; those elements are identified as absent where required.
Billing Code Overview
HCPCS Level II code Q4252 is described as Vendaje, per square centimeter (add-on, list separately in addition to primary procedure). The code represents an add-on supply or service for wound dressings billed per square centimeter and is intended to be reported in addition to a primary procedure when dressing material is applied or supplied for wound care.
Service Type: Wound dressing supply billed per square centimeter
Typical Site of Service: Hospital outpatient, ambulatory surgical center, clinic, or other settings where primary wound procedures are performed
Data not available in the input.
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult presenting to an outpatient wound care clinic or hospital bedside with a surgical or traumatic wound requiring dressing material billed by surface area. The clinician measures the area of wound dressings applied in square centimeters to support an add-on, per-square-centimeter supply charge. Examples include large debrided ulcers, graft donor sites, extensive excisional skin procedures, or burns where additional dressing material beyond the primary procedure is required. The workflow: wound assessment and measurement, primary procedure or dressing application (documented in operative or procedure note), calculation of dressing area in square centimeters, documentation of Q4252 as an add-on supply charge with an itemized area amount, linkage to the primary procedure charge and the primary diagnosis, and submission with appropriate modifiers when applicable (for example, same-day unrelated procedure, reduced service, or bilateral considerations). Typical sites of service are outpatient wound clinics, ambulatory surgical centers, hospital inpatient wards, and emergency departments.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | No modifier / standard reporting | Rarely used explicitly; implies no special modifier when none apply |