Q4178 HCPCS code: Floweramniopatch, per square centimeter
Q4178 is the HCPCS Level II code for floweramniopatch, per square centimeter. In 2022 Medicare paid an average of $334.00 per service for Q4178 across 37,185 services. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. In 2022, about 72 clinicians billed Medicare for Q4178 for 644 beneficiaries; Arizona, Texas, Utah accounted for 81% of services.
Code details
| Field | Value |
|---|---|
| Section | Q codes — Temporary codes |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 51 — Drug or biological (priced per ASP/average sales price rules) |
| BETOS category | O1E — Other drugs |
| Added | 2018-01-01 |
| Last action effective | 2018-01-01 |
Who bills Q4178 (2022)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 72 |
| Medicare beneficiaries | 644 |
| States with claims | 6 |
| Share of services in top 3 states (Arizona, Texas, Utah) | 81% |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for Q4178, 2022–2022
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 37,185 | 644 | $417.81 | $334.00 |
States with the most Q4178 services (2022)
| State | Services | Avg. paid |
|---|---|---|
| Arizona | 16,203 | $354.86 |
| Texas | 7,941 | $248.00 |
| Utah | 3,883 | $354.02 |
| Nevada | 3,730 | $358.31 |
| Colorado | 2,435 | $204.22 |
What changed for Q4178
- 2018-01-01: Q4178 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 Q4178?
Q4178 is the HCPCS Level II code for floweramniopatch, per square centimeter. Short descriptor: "Floweramniopatch, per sq cm".
How much does Medicare pay for Q4178?
In 2022, the average Medicare payment was $334.00 per service (average allowed $417.81).
Does Medicare cover Q4178?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
Related Q41 codes
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- Q4102 — Oasis wound matrix, per square centimeter
- Q4103 — Oasis burn matrix, per square centimeter
- Q4104 — Integra bilayer matrix wound dressing (bmwd), per square centimeter
- Q4105 — Integra dermal regeneration template (drt) or integra omnigraft dermal regeneration matrix, per square centimeter
- Q4106 — Dermagraft, per square centimeter
- Q4107 — Graftjacket, per square centimeter
- Q4108 — Integra matrix, per square centimeter
- Q4110 — Primatrix, per square centimeter
- Q4111 — Gammagraft, per square centimeter
- Q4112 — Cymetra, injectable, 1 cc
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 Q4178
- Watch Q4178 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for Q4178
Sources: CMS HCPCS Level II release October 2025; 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.