J9347 HCPCS code: Injection, tremelimumab-actl, 1 mg

J9347 is the HCPCS Level II code for injection, tremelimumab-actl, 1 mg. In 2024 Medicare paid an average of $105.64 per service for J9347 across 128,006 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 300 per day on outpatient hospital claims. Medicare volume rose 160% from 2023 to 2024 (49,263 to 128,006 services). In 2024, about 408 clinicians billed Medicare for J9347 for 449 beneficiaries; Texas, California, Florida accounted for 55% of services.

Code details

FieldValue
SectionJ codes — Drugs administered other than oral method
Coverage codeC — Carrier judgment
Pricing indicator51 — Drug or biological (priced per ASP/average sales price rules)
BETOS categoryO1D — Chemotherapy
Added2023-07-01
Last action effective2023-07-01

Who bills J9347 (2024)

MeasureValue
Clinicians billing (by place of service)408
Medicare beneficiaries449
States with claims11
Share of services in top 3 states (Texas, California, Florida)55%

Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.

Medicare utilization for J9347, 2023–2024

YearServicesBeneficiariesAvg. allowedAvg. paid
202349,263183$131.68$104.92
2024128,006449$132.59$105.64

States with the most J9347 services (2024)

StateServicesAvg. paid
Texas18,675$106.41
California15,225$106.42
Florida15,024$106.29
Virginia6,705$106.33
Maryland6,600$101.52

NCCI unit limits (MUE)

Claim typeMax units per dayRationale
outpatient hospital claims300Prescribing Information
practitioner claims300Prescribing Information

What changed for J9347

Frequently asked questions

What is HCPCS code J9347?

J9347 is the HCPCS Level II code for injection, tremelimumab-actl, 1 mg. Short descriptor: "Inj, tremelimumab-actl, 1 mg".

How much does Medicare pay for J9347?

In 2024, the average Medicare payment was $105.64 per service (average allowed $132.59).

Does Medicare cover J9347?

Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.

How many units of J9347 can be billed per day?

300 on outpatient hospital claims; 300 on practitioner claims (NCCI medically unlikely edits).

Related J93 codes

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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.

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