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J7639 Dornase alfa non-comp unit

J Codes (Drugs)

Also known as: Pulmozyme unit dose, Dornase alfa unit dose

Dornase alfa delivered by inhalation in a non-compact unit dose form; a recombinant human deoxyribonuclease used to reduce sputum viscosity in cystic fibrosis.

In Plain Language

Mucus-thinning medication for cystic fibrosis; Enzyme inhalation therapy

Clinical Context

Used in cystic fibrosis patients daily to reduce sputum viscosity and improve pulmonary function. Enzyme breaks down DNA in thick secretions.

RVU Information

CPT J7639 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

PulmonologyCystic FibrosisRespiratory Medicine

Frequently Asked Questions

What is CPT code J7639?

CPT J7639 (Dornase alfa non-comp unit) is a J Codes (Drugs) code. Dornase alfa delivered by inhalation in a non-compact unit dose form; a recombinant human deoxyribonuclease used to reduce sputum viscosity in cystic fibrosis.

How is J7639 administered?

CPT J7639 is administered by a healthcare provider, typically via injection or infusion. Used in cystic fibrosis patients daily to reduce sputum viscosity and improve pulmonary function. Enzyme breaks down DNA in thick secretions. It is used by Pulmonology, Cystic Fibrosis, Respiratory Medicine.

When is CPT J7639 used?

Used in cystic fibrosis patients daily to reduce sputum viscosity and improve pulmonary function. Enzyme breaks down DNA in thick secretions.

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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.