Q4265 HCPCS code: Neostim tl, per square centimeter
Q4265 is the HCPCS Level II code for neostim tl, per square centimeter. In 2024 Medicare paid an average of $1,652.12 per service for Q4265 across 132,217 services. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. In 2024, about 428 clinicians billed Medicare for Q4265 for 1,204 beneficiaries; California, Illinois, Arizona accounted for 68% 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 | 2023-04-01 |
| Last action effective | 2023-04-01 |
Who bills Q4265 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 428 |
| Medicare beneficiaries | 1,204 |
| States with claims | 16 |
| Share of services in top 3 states (California, Illinois, Arizona) | 68% |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for Q4265, 2024–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2024 | 132,217 | 1,204 | $2,073.58 | $1,652.12 |
States with the most Q4265 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| California | 57,930 | $1,653.85 |
| Illinois | 11,825 | $1,657.53 |
| Arizona | 11,579 | $1,644.35 |
| Texas | 9,722 | $1,657.53 |
| Florida | 5,894 | $1,649.37 |
What changed for Q4265
- 2023-04-01: Q4265 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 Q4265?
Q4265 is the HCPCS Level II code for neostim tl, per square centimeter. Short descriptor: "Neostim tl per sq cm".
How much does Medicare pay for Q4265?
In 2024, the average Medicare payment was $1,652.12 per service (average allowed $2,073.58).
Does Medicare cover Q4265?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
Related Q42 codes
- Q4200 — Skin te, per square centimeter
- Q4201 — Matrion, per square centimeter
- Q4202 — Keroxx (2.5g/cc), 1cc
- Q4203 — Derma-gide, per square centimeter
- Q4204 — Xwrap, per square centimeter
- Q4205 — Membrane graft or membrane wrap, per square centimeter
- Q4206 — Fluid flow or fluid gf, 1 cc
- Q4208 — Novafix, per square cenitmeter
- Q4209 — Surgraft, per square centimeter
- Q4210 — Axolotl graft or axolotl dualgraft, per square centimeter
- Q4211 — Amnion bio or axobiomembrane, per square centimeter
- Q4212 — Allogen, per 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 Q4265
- Watch Q4265 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for Q4265
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.