J9303 HCPCS code: Injection, panitumumab, 10 mg
J9303 is the HCPCS Level II code for injection, panitumumab, 10 mg. In 2024 Medicare paid an average of $120.34 per service for J9303 across 314,643 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 90 per day on outpatient hospital claims. Medicare volume fell 8% from 2022 to 2024 (342,623 to 314,643 services). In 2024, about 1,303 clinicians billed Medicare for J9303 for 958 beneficiaries; Texas, California, Florida accounted for 33% 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 | 2008-01-01 |
| Last action effective | 2008-01-01 |
Who bills J9303 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 1,303 |
| Medicare beneficiaries | 958 |
| States with claims | 26 |
| Share of services in top 3 states (Texas, California, Florida) | 33% |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for J9303, 2022–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 342,623 | 1,019 | $131.60 | $105.07 |
| 2023 | 331,893 | 999 | $141.12 | $112.59 |
| 2024 | 314,643 | 958 | $150.27 | $120.34 |
States with the most J9303 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| Texas | 35,702 | $121.39 |
| California | 30,427 | $118.60 |
| Florida | 28,602 | $121.07 |
| Virginia | 17,250 | $115.76 |
| Illinois | 13,940 | $121.80 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 90 | Prescribing Information |
| practitioner claims | 90 | Prescribing Information |
What changed for J9303
- 2008-01-01: J9303 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 J9303?
J9303 is the HCPCS Level II code for injection, panitumumab, 10 mg. Short descriptor: "Panitumumab injection".
How much does Medicare pay for J9303?
In 2024, the average Medicare payment was $120.34 per service (average allowed $150.27).
Does Medicare cover J9303?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J9303 can be billed per day?
90 on outpatient hospital claims; 90 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
- 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
- J9312 — Injection, rituximab, 10 mg
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Next steps
- Run a reimbursement report for a device billed under J9303
- Watch J9303 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J9303
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.