J9380 HCPCS code: Injection, teclistamab-cqyv, 0.5 mg
J9380 is the HCPCS Level II code for injection, teclistamab-cqyv, 0.5 mg. In 2024 Medicare paid an average of $24.39 per service for J9380 across 1,823,408 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 612 per day on DME suppliers. Medicare volume rose 172% from 2023 to 2024 (670,550 to 1,823,408 services). In 2024, about 769 clinicians billed Medicare for J9380 for 412 beneficiaries; Illinois, Tennessee, Texas accounted for 43% 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 | O1E — Other drugs |
| Added | 2023-07-01 |
| Last action effective | 2023-07-01 |
Who bills J9380 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 769 |
| Medicare beneficiaries | 412 |
| States with claims | 14 |
| Share of services in top 3 states (Illinois, Tennessee, Texas) | 43% |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for J9380, 2023–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2023 | 670,550 | 215 | $30.35 | $24.18 |
| 2024 | 1,823,408 | 412 | $30.62 | $24.39 |
States with the most J9380 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| Illinois | 213,211 | $24.61 |
| Tennessee | 193,189 | $24.59 |
| Texas | 180,964 | $24.69 |
| California | 176,775 | $24.58 |
| Colorado | 102,390 | $24.32 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| DME suppliers | 612 | Prescribing Information |
| outpatient hospital claims | 612 | Prescribing Information |
| practitioner claims | 612 | Prescribing Information |
What changed for J9380
- 2023-07-01: J9380 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 J9380?
J9380 is the HCPCS Level II code for injection, teclistamab-cqyv, 0.5 mg. Short descriptor: "Inj teclistamab cqyv 0.5 mg".
How much does Medicare pay for J9380?
In 2024, the average Medicare payment was $24.39 per service (average allowed $30.62).
Does Medicare cover J9380?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J9380 can be billed per day?
612 on DME suppliers; 612 on outpatient hospital claims; 612 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 J9380
- Watch J9380 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J9380
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.