LYMPHIR J Code: J9161

Drug & Product Overview

HCPCS Descriptor Injection, denileukin diftitox-cxdl, 1 mcg

HCPCS Added Date April 1, 2025

Manufacturer Citius Pharmaceuticals

Route of Administration Intravenous

Generic Status Single-Source; Branded

Dosage Type Single-Dose

Dosage Form Injection, Powder, Lyophilized, For Solution

About LYMPHIR

Lymphir is a medication aligned to the HCPCS J Code: J9161 for billing, pricing, and reimbursement purposes in the United States. Classified under Oncology, it is administered via the intravenous route and manufactured by Citius Pharmaceuticals.

Manufacturers, reach out to us to add more information.

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
52658-7777-01	Lymphir	Citius Pharmaceuticals, Inc.	300	300 MCG / 2 ML

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LYMPHIR Pricing & Reimbursement

J9161 Private Payer Reimbursement

$24.39 / HCPCS unit as of Jan 2026

National median reimbursement across major commercial payers.

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Historical Graphing and Billing Calculator

per HCPCS unit

As of Q4 2026

LYMPHIR 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)

Not on the CMS JW / JZ list

This product is new and does not yet appear on the CMS list of HCPCS pertaining to single-dose containers. Wastage billing guide →

LYMPHIR Medically Unlikely Edits (MUE)

The most billing units of J9161 Medicare will pay for one patient in one day, as published by CMS. 1 unit = 1 mcg.

Practitioner Office & Hospital Outpatient

1,500 units / day

= 1,500 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 →

LYMPHIR 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.

relapsed or refractory Stage I-III cutaneous T-cell lymphoma (CTCL)

Drug Class

CD25-directed Cytotoxin [EPC]Diphtheria Toxin [CS]Interleukin-2 [CS]Recombinant Fusion Proteins [CS]

Frequently Asked Questions

Is there an available LYMPHIR billing and coding guide?

Billing and coding information for LYMPHIR can be found through Citius Pharmaceuticals. Visit Here →

Are there any available LYMPHIR patient assistance programs?

LYMPHIR patient assistance information can be found through Citius Pharmaceuticals. Visit Here →

Where can I find LYMPHIR prescribing information?

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

Where can I find LYMPHIR side effect information?

Information regarding LYMPHIR's side effects can be found at MedlinePlus

Does billing LYMPHIR require JZ/JW wastage modifiers?

CMS does not include LYMPHIR (J9161) on its list of HCPCS pertaining to single-dose containers. Per CMS guidelines, the JZ/JW wastage modifiers may not apply when billing J9161. For more information, visit the link below.

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