J9334 HCPCS code: Injection, efgartigimod alfa, 2 mg and hyaluronidase-qvfc
J9334 is the HCPCS Level II code for injection, efgartigimod alfa, 2 mg and hyaluronidase-qvfc. In 2024 Medicare paid an average of $25.76 per service for J9334 across 3,043,222 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 504 per day on outpatient hospital claims. In 2024, about 616 clinicians billed Medicare for J9334 for 584 beneficiaries; Florida, Texas, California accounted for 38% of services.
Code details
| Field | Value |
|---|---|
| Section | J codes — Drugs administered other than oral method |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 51 — Drug or biological (priced per ASP/average sales price rules) |
| BETOS category | O1D — Chemotherapy |
| Added | 2024-01-01 |
| Last action effective | 2024-01-01 |
Who bills J9334 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 616 |
| Medicare beneficiaries | 584 |
| States with claims | 22 |
| Share of services in top 3 states (Florida, Texas, California) | 38% |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for J9334, 2024–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2024 | 3,043,222 | 584 | $32.33 | $25.76 |
States with the most J9334 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| Florida | 493,916 | $25.77 |
| Texas | 303,408 | $25.81 |
| California | 225,400 | $25.90 |
| North Carolina | 167,776 | $25.21 |
| New York | 155,232 | $24.49 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 504 | Prescribing Information |
| practitioner claims | 504 | Prescribing Information |
What changed for J9334
- 2024-01-01: J9334 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 J9334?
J9334 is the HCPCS Level II code for injection, efgartigimod alfa, 2 mg and hyaluronidase-qvfc. Short descriptor: "Inj efgart-alfa 2mg hya-qvfc".
How much does Medicare pay for J9334?
In 2024, the average Medicare payment was $25.76 per service (average allowed $32.33).
Does Medicare cover J9334?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J9334 can be billed per day?
504 on outpatient hospital claims; 504 on practitioner claims (NCCI medically unlikely edits).
Related J93 codes
- J9300 — Injection, gemtuzumab ozogamicin, 5 mg
- J9301 — Injection, obinutuzumab, 10 mg
- J9302 — Injection, ofatumumab, 10 mg
- J9303 — Injection, panitumumab, 10 mg
- J9304 — Injection, pemetrexed (pemfexy), 10 mg
- J9305 — Injection, pemetrexed, not otherwise specified, 10 mg
- J9306 — Injection, pertuzumab, 1 mg
- J9307 — Injection, pralatrexate, 1 mg
- J9308 — Injection, ramucirumab, 5 mg
- J9309 — Injection, polatuzumab vedotin-piiq, 1 mg
- J9310 — Injection, rituximab, 100 mg
- J9311 — Injection, rituximab 10 mg and hyaluronidase
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Next steps
- Run a reimbursement report for a device billed under J9334
- Watch J9334 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J9334
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.