Q4193 HCPCS code: Coll-e-derm, per square centimeter
Q4193 is the HCPCS Level II code for coll-e-derm, per square centimeter. In 2024 Medicare paid an average of $1,617.35 per service for Q4193 across 14,664 services. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. In 2024, about 85 clinicians billed Medicare for Q4193 for 170 beneficiaries.
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 | 2019-01-01 |
| Last action effective | 2019-01-01 |
Who bills Q4193 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 85 |
| Medicare beneficiaries | 170 |
| States with claims | 4 |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for Q4193, 2024–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2024 | 14,664 | 170 | $2,029.94 | $1,617.35 |
States with the most Q4193 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| California | 2,216 | $1,621.71 |
| Florida | 2,206 | $1,613.33 |
| South Carolina | 2,201 | $1,614.37 |
| Illinois | 1,443 | $1,618.37 |
What changed for Q4193
- 2019-01-01: Q4193 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 Q4193?
Q4193 is the HCPCS Level II code for coll-e-derm, per square centimeter. Short descriptor: "Coll-e-derm 1 sq cm".
How much does Medicare pay for Q4193?
In 2024, the average Medicare payment was $1,617.35 per service (average allowed $2,029.94).
Does Medicare cover Q4193?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
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- 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 Q4193
- Watch Q4193 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for Q4193
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.