J9330 HCPCS code: Injection, temsirolimus, 1 mg
J9330 is the HCPCS Level II code for injection, temsirolimus, 1 mg. In 2024 Medicare paid an average of $23.63 per service for J9330 across 15,657 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 50 per day on outpatient hospital claims. Medicare volume fell 47% from 2022 to 2024 (29,458 to 15,657 services). In 2024, about 103 clinicians billed Medicare for J9330 for 46 beneficiaries.
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 | 2009-01-01 |
| Last action effective | 2009-01-01 |
Who bills J9330 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 103 |
| Medicare beneficiaries | 46 |
| States with claims | 0 |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for J9330, 2022–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 29,458 | 91 | $30.24 | $24.16 |
| 2023 | 20,236 | 72 | $31.37 | $24.95 |
| 2024 | 15,657 | 46 | $29.73 | $23.63 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 50 | Prescribing Information |
| practitioner claims | 50 | Prescribing Information |
What changed for J9330
- 2009-01-01: J9330 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 J9330?
J9330 is the HCPCS Level II code for injection, temsirolimus, 1 mg. Short descriptor: "Temsirolimus injection".
How much does Medicare pay for J9330?
In 2024, the average Medicare payment was $23.63 per service (average allowed $29.73).
Does Medicare cover J9330?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J9330 can be billed per day?
50 on outpatient hospital claims; 50 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
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 J9330
- Watch J9330 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J9330
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.