J7674 Methacholine chloride, neb
Also known as: Provocal, Methacholine challenge test
Methacholine chloride delivered by nebulizer; a cholinergic agent used for bronchial hyperresponsiveness testing in asthma diagnosis.
In Plain Language
Asthma diagnostic test; Breathing challenge test medication
Clinical Context
Used in pulmonary function testing to diagnose asthma by measuring airway hyperresponsiveness. Causes bronchospasm in asthmatic patients.
RVU Information
CPT J7674 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 J7674?
CPT J7674 (Methacholine chloride, neb) is a J Codes (Drugs) code. Methacholine chloride delivered by nebulizer; a cholinergic agent used for bronchial hyperresponsiveness testing in asthma diagnosis.
How is J7674 administered?
CPT J7674 is administered by a healthcare provider, typically via injection or infusion. Used in pulmonary function testing to diagnose asthma by measuring airway hyperresponsiveness. Causes bronchospasm in asthmatic patients. It is used by Pulmonology, Respiratory Medicine, Diagnostic Testing.
When is CPT J7674 used?
Used in pulmonary function testing to diagnose asthma by measuring airway hyperresponsiveness. Causes bronchospasm in asthmatic patients.
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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.