J3475 Injection magnesium sulfate
Also known as: magnesium sulfate, MgSO4, Epsom salt injection
Magnesium sulfate injection is used for seizure prophylaxis in preeclampsia/eclampsia, arrhythmia management, and asthma exacerbations.
In Plain Language
mineral injection; seizure prevention medication
Clinical Context
Used for seizure prophylaxis in severe preeclampsia/eclampsia, atrial fibrillation with rapid ventricular response, acute asthma exacerbation, and migraine treatment. Intravenous administration for acute indications.
RVU Information
CPT J3475 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 J3475?
CPT J3475 (Injection magnesium sulfate) is a J Codes (Drugs) code. Magnesium sulfate injection is used for seizure prophylaxis in preeclampsia/eclampsia, arrhythmia management, and asthma exacerbations.
How is J3475 administered?
CPT J3475 is administered by a healthcare provider, typically via injection or infusion. Used for seizure prophylaxis in severe preeclampsia/eclampsia, atrial fibrillation with rapid ventricular response, acute asthma exacerbation, and migraine treatment. Intravenous administration for acute indications. It is used by Obstetrics, Cardiology, Pulmonology.
When is CPT J3475 used?
Used for seizure prophylaxis in severe preeclampsia/eclampsia, atrial fibrillation with rapid ventricular response, acute asthma exacerbation, and migraine treatment. Intravenous administration for acute indications.
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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.