J9309 HCPCS code: Injection, polatuzumab vedotin-piiq, 1 mg
J9309 is the HCPCS Level II code for injection, polatuzumab vedotin-piiq, 1 mg. In 2024 Medicare paid an average of $99.06 per service for J9309 across 547,329 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 280 per day on outpatient hospital claims. Medicare volume rose 161% from 2022 to 2024 (209,652 to 547,329 services). In 2024, about 1,229 clinicians billed Medicare for J9309 for 1,045 beneficiaries; Texas, Florida, California accounted for 36% 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 | 2020-01-01 |
| Last action effective | 2020-01-01 |
Who bills J9309 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 1,229 |
| Medicare beneficiaries | 1,045 |
| States with claims | 29 |
| Share of services in top 3 states (Texas, Florida, California) | 36% |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for J9309, 2022–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 209,652 | 413 | $113.51 | $90.60 |
| 2023 | 356,459 | 705 | $116.91 | $93.15 |
| 2024 | 547,329 | 1,045 | $124.34 | $99.06 |
States with the most J9309 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| Texas | 70,478 | $99.66 |
| Florida | 62,889 | $99.93 |
| California | 51,732 | $99.72 |
| Illinois | 33,658 | $99.19 |
| Virginia | 23,410 | $98.94 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 280 | CMS Policy |
| practitioner claims | 280 | CMS Policy |
What changed for J9309
- 2020-01-01: J9309 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 J9309?
J9309 is the HCPCS Level II code for injection, polatuzumab vedotin-piiq, 1 mg. Short descriptor: "Inj, polatuzumab vedotin 1mg".
How much does Medicare pay for J9309?
In 2024, the average Medicare payment was $99.06 per service (average allowed $124.34).
Does Medicare cover J9309?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J9309 can be billed per day?
280 on outpatient hospital claims; 280 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
- 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 J9309
- Watch J9309 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J9309
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.