J9301 HCPCS code: Injection, obinutuzumab, 10 mg
J9301 is the HCPCS Level II code for injection, obinutuzumab, 10 mg. In 2024 Medicare paid an average of $56.03 per service for J9301 across 1,040,186 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 100 per day on outpatient hospital claims. Medicare volume rose 6% from 2022 to 2024 (977,630 to 1,040,186 services). In 2024, about 2,026 clinicians billed Medicare for J9301 for 2,056 beneficiaries; Florida, Texas, California accounted for 32% 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 | 2015-01-01 |
| Last action effective | 2015-01-01 |
Who bills J9301 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 2,026 |
| Medicare beneficiaries | 2,056 |
| States with claims | 38 |
| Share of services in top 3 states (Florida, Texas, California) | 32% |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for J9301, 2022–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 977,630 | 1,965 | $63.87 | $51.00 |
| 2023 | 1,031,384 | 2,016 | $66.80 | $53.22 |
| 2024 | 1,040,186 | 2,056 | $70.34 | $56.03 |
States with the most J9301 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| Florida | 116,536 | $56.42 |
| Texas | 102,520 | $55.72 |
| California | 102,200 | $56.31 |
| Arizona | 65,620 | $56.49 |
| Illinois | 56,720 | $55.94 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 100 | Prescribing Information |
| practitioner claims | 100 | Prescribing Information |
What changed for J9301
- 2015-01-01: J9301 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 J9301?
J9301 is the HCPCS Level II code for injection, obinutuzumab, 10 mg. Short descriptor: "Obinutuzumab inj".
How much does Medicare pay for J9301?
In 2024, the average Medicare payment was $56.03 per service (average allowed $70.34).
Does Medicare cover J9301?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J9301 can be billed per day?
100 on outpatient hospital claims; 100 on practitioner claims (NCCI medically unlikely edits).
Related J93 codes
- J9300 — Injection, gemtuzumab ozogamicin, 5 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
- J9312 — Injection, rituximab, 10 mg
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 J9301
- Watch J9301 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J9301
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.