HCPCS Q4353: Wound matrixMedicare rate & RVUs in Utah

Q4353 identifies the Xceed TL Matrix by square centimeter when this wound matrix is furnished with a primary procedure for wound treatment.

CMS RVU26DEffective Oct 1, 20261 payment locality

Medicare pays $119.62 for Q4353 in the office in Utah (Utah). Which amount applies depends on the service address.

$119.62Office (non-facility)
—Hospital or facility

Medicare allowed amount for participating (non-QP) physicians, before deductible, coinsurance and claim adjustments. Not a patient’s bill or a hospital charge.

We’ll open Q4353 for the payment locality that covers the ZIP.

On this page 9 sections
  1. Rate in Utah
  2. What Q4353 covers
  3. By payment locality
  4. How it’s calculated
  5. Payment rules
  6. Similar codes
  7. Related codes
  8. Billing questions
  9. Sources

What Q4353 covers

Q4353 identifies Xceed TL Matrix by the square centimeter for use as a wound matrix in wound treatment. Wound care clinicians and surgeons may use the product to cover a prepared wound bed, including wounds managed in outpatient wound clinics or surgical settings. The code identifies the product quantity, not the clinical service of preparing the wound or applying the matrix.

Report Q4353 only with a primary procedure; CMS treats it as an add-on code, with payment within that procedure’s global period. Document the product used and the square-centimeter quantity represented by the claim, along with the wound and treatment details supporting the primary procedure. CMS classifies this as a technical-component-only code, with a separate code covering interpretation.

This summary was written with AI assistance from CMS physician fee schedule data and checked against the CMS billing rules shown here. Rates on this page come directly from CMS files.

Q4353 in Utah

Q4353 office and facility rates by payment locality
Payment localityOfficeFacility
Utah$119.62Unavailable

How the Q4353 rate is calculated

Each of Q4353’s three RVUs is multiplied by a geographic index (GPCI) for the payment locality, added up, and multiplied by the conversion factor. Drag the indexes or enter a ZIP to see what moves the rate.

How the rate is built · Q4353

RVUs × geographic indexes × conversion factor

Swap in your local Medicare rate.

Work 0.00Practice expense 3.81Malpractice 0.00

3.8100 adjusted RVUs×$33.4009 conversion factor=$127.26

All indexes start at 1.000 (the national rate). Enter a ZIP or drag a slider.

Payment rules and modifiers for Q4353

The CMS indicators that decide how Q4353 is paid alongside other services.

CMS payment indicators · Q4353

Wound matrix

RuleCMS valueWhat it means
Global periodZZZAdd-on code: falls within the primary procedure’s global period.
Multiple procedures0No multiple-procedure reduction.
Bilateral (modifier 50)0The 150% bilateral adjustment doesn’t apply.
Assistant at surgery (80/81/82/AS)0Not paid without supporting documentation.
Co-surgeons (62)0Not permitted.
Team surgery (66)0Not permitted.
Professional/technical3Technical component only.

Q4353 compared with similar codes

Compare codes

Q4353 vs Q4351 vs Q4352 vs Q4343: national Medicare rates

Swap in your local Medicare rate.

  • Q4353
    Wound matrix · 0 wRVU
    $127.26
  • Q4351
    Wound matrix · 0 wRVU
    $127.26+$0.00
  • Q4352
    Wound matrix · 0 wRVU
    $127.26+$0.00
  • Q4343
    Wound matrix · 0 wRVU
    $127.26+$0.00

How to choose

Q4351Wound matrix
Q4351 identifies Enclose TL Matrix; use Q4353 for Xceed TL Matrix. Both are product-specific codes measured by square centimeter.
Q4352Wound matrix
Q4352 identifies Overlay SL Matrix rather than Xceed TL Matrix. Select the code matching the product furnished.
Q4343Wound matrix
Q4343 identifies Dermacyte AC Matrix, not Xceed TL Matrix. The product identity, rather than wound size alone, distinguishes these codes.

Q4353 billing questions

Can Q4353 be billed by itself?

No. CMS identifies Q4353 as an add-on code, so it must be billed with a primary procedure.

How are units determined?

The code is reported per square centimeter. Document the Xceed TL Matrix quantity represented on the claim and the treated wound area.

Is the matrix application included in Q4353?

Q4353 identifies the product quantity, while the required primary procedure represents the associated service. Do not treat the product code alone as the wound-preparation or application service.

What does the technical-component-only designation mean?

CMS classifies Q4353 as technical-component-only; a separate code covers interpretation.

What documentation supports reporting Q4353?

Record the wound treated, the Xceed TL Matrix product used, and its square-centimeter quantity, together with documentation for the primary procedure.

Where these rates come from

FeeBase calculates base physician payments from CMS work, practice-expense and malpractice RVUs, adjusted by each locality’s geographic indexes and the conversion factor. Services without a published rate are labeled, never given a made-up amount. Amounts are Medicare allowed amounts before claim adjustments: not a patient’s bill or a commercial rate.

CMS RVU26D · effective Oct 1, 2026 through the day before Jan 1, 2027

Show the CMS file lines behind this rate
RVUs for Q4353PPRRVU2026_Oct_nonQPP.csv, line 18,440 (RVU26D)
Geographic factors for UtahGPCI2026.csv, line 104 (RVU26D)

Open CMS sourceHow we calculate rates

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