J9161 Injection denileuk difti-cxdl 1mcg
Also known as: denileukin diftitox, Ontak
Intravenous injection of denileukin diftitox-cxdl, a fusion protein linking diphtheria toxin to interleukin-2, dosed per 1 microgram.
In Plain Language
T-cell targeted toxin therapy; cutaneous T-cell lymphoma treatment
Clinical Context
Used for cutaneous T-cell lymphoma and other T-cell malignancies expressing IL-2 receptor.
RVU Information
CPT J9161 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.
Billing & Documentation
J-codes represent drugs administered by a healthcare provider (not self-administered). Documentation must include the drug name, dosage, route of administration, and medical necessity. Most payers require the National Drug Code (NDC) on the claim. Bill the appropriate administration code (96365-96379) in addition to the drug code.
Specialties
Frequently Asked Questions
What is CPT code J9161?
CPT J9161 (Injection denileuk difti-cxdl 1mcg) is a J Codes (Drugs) code. Intravenous injection of denileukin diftitox-cxdl, a fusion protein linking diphtheria toxin to interleukin-2, dosed per 1 microgram.
How is J9161 administered?
CPT J9161 is administered by a healthcare provider, typically via injection or infusion. Used for cutaneous T-cell lymphoma and other T-cell malignancies expressing IL-2 receptor. It is used by Hematology/Oncology, Dermatology.
When is CPT J9161 used?
Used for cutaneous T-cell lymphoma and other T-cell malignancies expressing IL-2 receptor.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.