J9209 Mesna injection
Also known as: mesna, Mesnex
Intravenous injection of mesna, a uroprotective agent that prevents hemorrhagic cystitis.
In Plain Language
bladder protection drug; protective agent for chemotherapy
Clinical Context
Used as protective agent with ifosfamide or high-dose cyclophosphamide to prevent hemorrhagic cystitis.
RVU Information
CPT J9209 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 J9209?
CPT J9209 (Mesna injection) is a J Codes (Drugs) code. Intravenous injection of mesna, a uroprotective agent that prevents hemorrhagic cystitis.
How is J9209 administered?
CPT J9209 is administered by a healthcare provider, typically via injection or infusion. Used as protective agent with ifosfamide or high-dose cyclophosphamide to prevent hemorrhagic cystitis. It is used by Oncology, Supportive Care.
When is CPT J9209 used?
Used as protective agent with ifosfamide or high-dose cyclophosphamide to prevent hemorrhagic cystitis.
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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.