Q4400 HCPCS Level II code: Polygon3 membrane, per square centimeter (add-on, list separately in addition to primary procedure)
Q4400 is the HCPCS code for “Polygon3 membrane, per square centimeter (add-on, list separately in addition to primary procedure)” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
Q4400Polygon3 membrane, per square centimeter (add-on, list separately in addition to primary procedure)
Short description: Polygon3 per sq cm
HCPCS · United States
Medicare details
The indicators CMS publishes with Q4400 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- Physician fee schedule – Price established using national RVUs
- Type of service
- Medical care
- BETOS category
- Other drugs
- Added
- Jan 1, 2026
Where Q4400 sits
- 1Q codesTemporary codes
- 2Active code Q4400Polygon3 membrane, per square centimeter (add-on, list separately in addition to primary procedure)
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code Q4400 mean?
Q4400 is the HCPCS code for “Polygon3 membrane, per square centimeter (add-on, list separately in addition to primary procedure)” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover Q4400?
CMS lists Q4400’s Medicare coverage as “Carrier judgment” and its pricing as “Physician fee schedule – Price established using national RVUs”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside Q4400
All Q codesQ4394Surgraft aca, per square centimeter (add-on, list separately in addition to primary procedure)Q4395Acelagraft, per square centimeter (add-on, list separately in addition to primary procedure)Q4396Natalin, per square centimeter (add-on, list separately in addition to primary procedure)Q4397Summit aaa, per square centimeter (add-on, list separately in addition to primary procedure)Q4398Summit ac, per square centimeter (add-on, list separately in addition to primary procedure)Q4399Summit fx, per square centimeter (add-on, list separately in addition to primary procedure)Q4401Absolv3 membrane, per square centimeter (add-on, list separately in addition to primary procedure)Q4402Xwrap 2.0, per square centimeter (add-on, list separately in addition to primary procedure)Q4403Xwrap dual plus, per square centimeter (add-on, list separately in addition to primary procedure)Q4404Xwrap hydro plus, per square centimeter (add-on, list separately in addition to primary procedure)Q4405Xwrap fenestra plus, per square centimeter (add-on, list separately in addition to primary procedure)Q4406Xwrap fenestra, per square centimeter (add-on, list separately in addition to primary procedure)