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J1299 Injection, eculizumab, 2 milligrams

J Codes (Drugs)

Also known as: Soliris, eculizumab

Eculizumab injection supplied in 2 milligram units, a complement C5 inhibitor for treatment of rare genetic and autoimmune disorders.

In Plain Language

Immune system blocking medicine

Clinical Context

Used for paroxysmal nocturnal hemoglobinuria, atypical hemolytic uremic syndrome, and other complement-mediated disorders.

RVU Information

CPT J1299 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

HematologyNephrologyInternal Medicine

Frequently Asked Questions

What is CPT code J1299?

CPT J1299 (Injection, eculizumab, 2 milligrams) is a J Codes (Drugs) code. Eculizumab injection supplied in 2 milligram units, a complement C5 inhibitor for treatment of rare genetic and autoimmune disorders.

How is J1299 administered?

CPT J1299 is administered by a healthcare provider, typically via injection or infusion. Used for paroxysmal nocturnal hemoglobinuria, atypical hemolytic uremic syndrome, and other complement-mediated disorders. It is used by Hematology, Nephrology, Internal Medicine.

When is CPT J1299 used?

Used for paroxysmal nocturnal hemoglobinuria, atypical hemolytic uremic syndrome, and other complement-mediated disorders.

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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.