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J0223 Injection givosiran 0.5 milligrams

J Codes (Drugs)

Also known as: givosiran, Fabhalta

Givosiran injection 0.5 milligram, a small interfering ribonucleic acid (siRNA) for acute intermittent porphyria.

In Plain Language

rare genetic disease treatment; acute porphyria therapy

Clinical Context

Intravenous siRNA targeting aminolevulinic acid synthase 1 gene in acute intermittent porphyria. Reduces porphyrin precursor accumulation and prevents acute attacks.

RVU Information

CPT J0223 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

GeneticsInternal MedicineNeurology

Frequently Asked Questions

What is CPT code J0223?

CPT J0223 (Injection givosiran 0.5 milligrams) is a J Codes (Drugs) code. Givosiran injection 0.5 milligram, a small interfering ribonucleic acid (siRNA) for acute intermittent porphyria.

How is J0223 administered?

CPT J0223 is administered by a healthcare provider, typically via injection or infusion. Intravenous siRNA targeting aminolevulinic acid synthase 1 gene in acute intermittent porphyria. Reduces porphyrin precursor accumulation and prevents acute attacks. It is used by Genetics, Internal Medicine, Neurology.

When is CPT J0223 used?

Intravenous siRNA targeting aminolevulinic acid synthase 1 gene in acute intermittent porphyria. Reduces porphyrin precursor accumulation and prevents acute attacks.

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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.