J0257 Glassia injection
Also known as: Glassia, recombinant alpha-1 proteinase inhibitor
Glassia injection, a recombinant human alpha-1 proteinase inhibitor for alpha-1 antitrypsin deficiency.
In Plain Language
genetic lung disease treatment; emphysema prevention therapy
Clinical Context
Intravenous recombinant alpha-1 proteinase inhibitor (rAAT) for alpha-1 antitrypsin deficiency. Reduces neutrophil elastase activity, slowing emphysema progression.
RVU Information
CPT J0257 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 J0257?
CPT J0257 (Glassia injection) is a J Codes (Drugs) code. Glassia injection, a recombinant human alpha-1 proteinase inhibitor for alpha-1 antitrypsin deficiency.
How is J0257 administered?
CPT J0257 is administered by a healthcare provider, typically via injection or infusion. Intravenous recombinant alpha-1 proteinase inhibitor (rAAT) for alpha-1 antitrypsin deficiency. Reduces neutrophil elastase activity, slowing emphysema progression. It is used by Pulmonology, Genetics, Internal Medicine.
When is CPT J0257 used?
Intravenous recombinant alpha-1 proteinase inhibitor (rAAT) for alpha-1 antitrypsin deficiency. Reduces neutrophil elastase activity, slowing emphysema progression.
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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.