Q4300 HCPCS Level II code: Acesso tl, per square centimeter (add-on, list separately in addition to primary procedure)
Q4300 is the HCPCS code for “Acesso tl, 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
Q4300Acesso tl, per square centimeter (add-on, list separately in addition to primary procedure)
Short description: Acesso tl, per sq cm
HCPCS · United States
Medicare details
The indicators CMS publishes with Q4300 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
- ASC
- Approved for ambulatory surgical centers
- Type of service
- Medical care
- BETOS category
- Other drugs
- Added
- Jan 1, 2024
Where Q4300 sits
- 1Q codesTemporary codes
- 2Active code Q4300Acesso tl, 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 Q4300 mean?
Q4300 is the HCPCS code for “Acesso tl, per square centimeter (add-on, list separately in addition to primary procedure)” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover Q4300?
CMS lists Q4300’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 Q4300
All Q codesQ4294Amnio quad-core, per square centimeter (add-on, list separately in addition to primary procedure)Q4295Amnio tri-core amniotic, per square centimeter (add-on, list separately in addition to primary procedure)Q4296Rebound matrix, per square centimeter (add-on, list separately in addition to primary procedure)Q4297Emerge matrix, per square centimeter (add-on, list separately in addition to primary procedure)Q4298Amniocore pro, per square centimeter (add-on, list separately in addition to primary procedure)Q4299Amniocore pro+, per square centimeter (add-on, list separately in addition to primary procedure)Q4301Activate matrix, per square centimeter (add-on, list separately in addition to primary procedure)Q4302Complete aca, per square centimeter (add-on, list separately in addition to primary procedure)Q4303Complete aa, per square centimeter (add-on, list separately in addition to primary procedure)Q4304Grafix plus, per square centimeter (add-on, list separately in addition to primary procedure)Q4305American amnion ac tri-layer, per square centimeter (add-on, list separately in addition to primary procedure)Q4306American amnion ac, per square centimeter (add-on, list separately in addition to primary procedure)