J1203 Injection, cipaglucosidase, 5 milligrams
Also known as: Nexviazyme, cipaglucosidase
Cipaglucosidase injection supplied in 5 milligram units, a lysosomal enzyme for treatment of acid glucosidase deficiency.
In Plain Language
Replacement enzyme for genetic disease
Clinical Context
Used for enzyme replacement therapy in patients with Pompe disease (acid alpha-glucosidase deficiency) to improve muscle strength and function.
RVU Information
CPT J1203 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 J1203?
CPT J1203 (Injection, cipaglucosidase, 5 milligrams) is a J Codes (Drugs) code. Cipaglucosidase injection supplied in 5 milligram units, a lysosomal enzyme for treatment of acid glucosidase deficiency.
How is J1203 administered?
CPT J1203 is administered by a healthcare provider, typically via injection or infusion. Used for enzyme replacement therapy in patients with Pompe disease (acid alpha-glucosidase deficiency) to improve muscle strength and function. It is used by Genetics, Neurology, Internal Medicine.
When is CPT J1203 used?
Used for enzyme replacement therapy in patients with Pompe disease (acid alpha-glucosidase deficiency) to improve muscle strength and function.
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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.