Q4432 HCPCS code: 510(k) skin substitute product, not otherwise specified (list in addition to primary procedure)
Q4432 is the HCPCS Level II code for 510(k) skin substitute product, not otherwise specified (list in addition to primary procedure). Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case.
Code details
| Field | Value |
|---|---|
| Section | Q codes — Temporary codes |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 13 |
| BETOS category | O1E — Other drugs |
| Added | 2026-01-01 |
| Last action effective | 2026-01-01 |
Medicare policy articles for this code
- A59764: Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Wound (First Coast Service Options, Inc. (MAC - Part A, MAC - Part B))
- A59766: Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Wound (Novitas Solutions, Inc. (MAC - Part A, MAC - Part B))
What changed for Q4432
- January 2026: Code appears in this HCPCS release
- 2026-01-01: Q4432 added to HCPCS Level II
- Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01
Frequently asked questions
What is HCPCS code Q4432?
Q4432 is the HCPCS Level II code for 510(k) skin substitute product, not otherwise specified (list in addition to primary procedure). Short descriptor: "510(k) skin subs, nos".
Does Medicare cover Q4432?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
Related Q44 codes
- Q4400 — Polygon3 membrane, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4401 — Absolv3 membrane, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4402 — Xwrap 2.0, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4403 — Xwrap dual plus, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4404 — Xwrap hydro plus, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4405 — Xwrap fenestra plus, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4406 — Xwrap fenestra, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4407 — Xwrap tribus, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4408 — Xwrap hydro, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4409 — Amniomatrixf3x, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4410 — Amchomatrixdl, per square centimeter (add-on, list separately in addition to primary procedure)
- Q4411 — Amniomatrixf4x, per square centimeter (add-on, list separately in addition to primary procedure)
Building a device that would bill under a code like this? Caduvo matches a device description to HCPCS/CPT codes, Medicare coverage and payment, and the FDA pathway in one report.
Next steps
- Run a reimbursement report for a device billed under Q4432
- Watch Q4432 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for Q4432
Sources: CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.