Q4051 HCPCS code: Splint supplies, miscellaneous (includes thermoplastics, strapping, fasteners, padding and other supplies)
Q4051 is the HCPCS Level II code for splint supplies, miscellaneous (includes thermoplastics, strapping, fasteners, padding and other supplies). In 2024 Medicare paid an average of $6.65 per service for Q4051 across 295 services. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 2 per day on outpatient hospital claims. Medicare volume fell 12% from 2022 to 2024 (336 to 295 services). In 2024, about 121 clinicians billed Medicare for Q4051 for 269 beneficiaries.
Code details
| Field | Value |
|---|---|
| Section | Q codes — Temporary codes |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 57 |
| BETOS category | D1A — Medical/surgical supplies |
| Added | 2001-07-01 |
| Last action effective | 2001-07-01 |
Who bills Q4051 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 121 |
| Medicare beneficiaries | 269 |
| States with claims | 4 |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for Q4051, 2022–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 336 | 234 | $15.36 | $11.99 |
| 2023 | 283 | 250 | $9.74 | $7.32 |
| 2024 | 295 | 269 | $8.62 | $6.65 |
States with the most Q4051 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| Washington | 195 | $4.27 |
| Minnesota | 46 | $4.14 |
| Utah | 16 | $2.00 |
| Oregon | 11 | $23.60 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 2 | Clinical: Data |
| practitioner claims | 2 | Clinical: Data |
What changed for Q4051
- 2001-07-01: Q4051 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 Q4051?
Q4051 is the HCPCS Level II code for splint supplies, miscellaneous (includes thermoplastics, strapping, fasteners, padding and other supplies). Short descriptor: "Splint supplies misc".
How much does Medicare pay for Q4051?
In 2024, the average Medicare payment was $6.65 per service (average allowed $8.62).
Does Medicare cover Q4051?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of Q4051 can be billed per day?
2 on outpatient hospital claims; 2 on practitioner claims (NCCI medically unlikely edits).
Related Q40 codes
- Q4001 — Casting supplies, body cast adult, with or without head, plaster ($62.36–$62.36)
- Q4002 — Cast supplies, body cast adult, with or without head, fiberglass ($235.64–$235.64)
- Q4003 — Cast supplies, shoulder cast, adult (11 years +), plaster ($44.78–$44.78)
- Q4004 — Cast supplies, shoulder cast, adult (11 years +), fiberglass ($155.03–$155.03)
- Q4005 — Cast supplies, long arm cast, adult (11 years +), plaster ($16.51–$16.51)
- Q4006 — Cast supplies, long arm cast, adult (11 years +), fiberglass ($37.20–$37.20)
- Q4007 — Cast supplies, long arm cast, pediatric (0-10 years), plaster ($8.25–$8.25)
- Q4008 — Cast supplies, long arm cast, pediatric (0-10 years), fiberglass ($18.59–$18.59)
- Q4009 — Cast supplies, short arm cast, adult (11 years +), plaster ($11.03–$11.03)
- Q4010 — Cast supplies, short arm cast, adult (11 years +), fiberglass ($24.80–$24.80)
- Q4011 — Cast supplies, short arm cast, pediatric (0-10 years), plaster ($5.50–$5.50)
- Q4012 — Cast supplies, short arm cast, pediatric (0-10 years), fiberglass ($12.43–$12.43)
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 Q4051
- Watch Q4051 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for Q4051
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.