KIMMTRAK J Code: J9274

Drug & Product Overview

HCPCS Descriptor Injection, tebentafusp-tebn, 1 microgram

HCPCS Added Date October 1, 2022

Manufacturer Immunocore Commercial

Route of Administration Intravenous

Generic Status Single-Source; Branded

Dosage Type Single-Dose

Dosage Form Injection, Solution, Concentrate

About KIMMTRAK

Kimmtrak is a medication aligned to the HCPCS J Code: J9274 for billing, pricing, and reimbursement purposes in the United States. It is an Oncology drug administered via the intravenous route and manufactured by Immunocore Commercial.

According to CMS Drug Use Information: This medication is used to treat a certain type of cancer (uveal melanoma). Tebentafusp belongs to a class of drugs known as monoclonal antibodies. It works by slowing or stopping the growth of cancer cells.

Disclaimer: This is a summary and does not contain all possible information about this product. For complete information about this product or your specific health needs, ask your healthcare professional.

NDC Code Information

Based on publicly available CMS files. The list of NDCs below is not exhaustive.

NDC Code	Drug	Manufacturer	Billing Units / Pkg	Package Size
80446-0401-01	Kimmtrak	Immunocore Commercial LLC	100	100 MCG / 0.5 ML

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KIMMTRAK Pricing & Reimbursement

J9274 Private Payer Reimbursement

$229.22 / HCPCS unit as of Jan 2026

National median reimbursement across major commercial payers.

Create an account on PayerPrice for more information →

Historical Graphing and Billing Calculator

per HCPCS unit

As of Q3 2026

KIMMTRAK Claims Performance

Claims from Jan 2026 – Aug 2026

Claim Denial Rate 6.07%

Avg. Days to File 9.4days

Avg. Days to Pay 26.7days

Real-world claims performance from FocalPoint, OnPoint Oncology's reimbursement analytics platform, with claims data accrued at the clearing house level.

Explore J9274 claims analytics on FocalPoint →

KIMMTRAK CPT Administration Codes

CPT Code	Description
96413	Chemotherapy administration, intravenous infusion technique; up to 1 hour, single or initial substance/drug
96415	Chemotherapy administration, intravenous infusion technique; each additional hour (List separately in addition to code for primary procedure)

JW / JZ modifiers apply

CMS has identified Kimmtrak (J9274) as a HCPCS code with single-dose containers. Therefore, the JW/JZ wastage modifiers could be required for billing purposes. Wastage billing guide →

KIMMTRAK Medically Unlikely Edits (MUE)

The most billing units of J9274 Medicare will pay for one patient in one day, as published by CMS. 1 unit = 1 mcg.

Practitioner Office & Hospital Outpatient

100 units / day

= 100 mcg per day

MAI 3 · Date of Service Edit: Clinical. Per-day limit based on clinical expectations; excess units are denied but may be appealed with documentation of medical necessity. See all MUE limits →

KIMMTRAK Clinical Information

Indications and drug classification.

Treated Diseases & Conditions

This list of indications is not exhaustive and may be subject to errors. The information on BuyandBill.com is intended for informational purposes only and should not be used for medical advice.

unresectable or metastatic uveal melanoma

Drug Class

Bispecific gp100 Peptide-HLA-directed CD3 T Cell Engager [EPC]CD3 Receptor Agonists [MoA]CD3-directed Antibody Interactions [MoA]Glycoprotein 100 Peptide-Human Leukocyte Antigen-directed Antibody Interactions [MoA]

Frequently Asked Questions

Is there an available Kimmtrak billing and coding guide?

Billing and coding information for KIMMTRAK can be found through Immunocore. Visit Here →

Are there any available Kimmtrak patient assistance programs?

KIMMTRAK patient assistance information can be found through Immunocore. Visit Here →

Where can I find Kimmtrak prescribing information?

KIMMTRAK prescribing information can be found at the link below: Visit Here →

Where can I find Kimmtrak side effect information?

Information regarding KIMMTRAK's side effects can be found at MedlinePlus Visit Here →

Does billing KIMMTRAK require JZ/JW wastage modifiers?

CMS has identified KIMMTRAK(J9274) as a HCPCS code with single-dose containers. Therefore, the JW/JZ wastage modifiers could be required for billing purposes. See CMS guidelines on use of the JZ and JW wastage modifiers below.

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