Magnesium Sulfate In Water Injection
NDC Package 44567-421-24

View Billable Units, 11-Digit Conversion Format, and RxNorm mappings
Table of Contents
    1. Package Information
    2. NDC HCPCS Crosswalk
    3. Frequently Asked Questions

Package Information

Magnesium Sulfate In Water (magnesium sulfate) injection is magnesium Sulfate in Water for Injection is indicated for the prevention and control of seizures in preeclampsia and eclampsia, respectively. This formulation utilizes a injection delivery system. Marketed by Wg Critical Care, Llc, this product is identified by NDC 44567-421 and is authorized under FDA application ANDA207350.

Identification & Billing

NDC Package Code
44567-421-24
Package Description
24 POUCH in 1 CARTON / 1 BAG in 1 POUCH / 100 mL in 1 BAG
Product Code
44567-421
11-Digit Billing Format
44567042124
Billing Unit
ML - Billing unit of "milliliter" is used when a product is measured by its liquid volume.
RxNorm Crosswalk

Clinical Specifications

Proprietary Name
Magnesium Sulfate In Water
Non-Proprietary Name
Magnesium Sulfate
Substance Name
Magnesium Sulfate Heptahydrate
Dosage Form
Injection - A sterile preparation intended for parenteral use; five distinct classes of injections exist as defined by the USP.
Administration Route
Intravenous - Administration within or into a vein or veins.
Active Ingredient(s)
MAGNESIUM SULFATE HEPTAHYDRATE 4 g/100mL
Pharmacologic Class
Usage Information
Magnesium Sulfate in Water for Injection is indicated for the prevention and control of seizures in preeclampsia and eclampsia, respectively. When used judiciously it effectively prevents and controls the convulsions of eclampsia without producing deleterious depression of the central nervous system of the mother or infant. However, other effective drugs are available for this purpose.

Regulatory & Marketing

Labeler Name
Wg Critical Care, Llc
Product Type
Human Prescription Drug
FDA Application #
ANDA207350
Marketing Category
ANDA - A product marketed under an approved Abbreviated New Drug Application.
Start Marketing Date
01-09-2018
Listing Expiration
12-31-2026
Exclude Flag
N
Sample Package
No

Hierarchy Structure

Code Lineage

The NDC Directory contains ONLY information on final marketed drugs submitted to FDA electronically by labelers. A labeler might be a manufacturer, re-packager or re-labeler. The product information included in the NDC directory does not indicate that FDA has verified the information provided by the product labeler. Assigned NDC numbers are not in any way an indication of FDA approval of the product.

* Please review the full disclaimer at the bottom of this page.

Billing & HCPCS Mapping

To facilitate insurance claims and reimbursement, this drug package is mapped to specific HCPCS administrative codes. This crosswalk aligns clinical data with the billing standards used in ASP (Average Sales Price), AWP, and OPPS payment systems. Use the cards below to identify the correct billable units for provider claims.

J3475
Source: ASP
Inj magnesium sulfate
HCPCS Dosage 500 MG
Units / Pkg 192

Note for Medical Coders: These mappings are synthesized from various CMS datasets including OPPS, PrEP, and DAC (Data Analysis and Coding) contractors. Always confirm unit conversions against the current quarter's pricing files before final submission.

* Please review the full disclaimer at the bottom of this page.

Frequently Asked Questions

What is the distribution configuration for this product package?

The code 44567-421-24 identifies a specific commercial package of 24 pouch in 1 carton / 1 bag in 1 pouch / 100 ml in 1 bag of Magnesium Sulfate In Water, a human prescription drug labeled by Wg Critical Care, Llc. This injection is formulated for intravenous use and contains magnesium sulfate heptahydrate as the active substance.

Is this product currently listed with the FDA?

Yes, this product is active and verified within the NDC Directory. It was introduced to the market by Wg Critical Care, Llc on January 09, 2018. The current certification is valid through December 31, 2026.

How is this Wg Critical Care, Llc product billed for insurance claims?

For medical billing and reimbursement, this package follows the 11-digit CMS format: 44567042124. Quantities are measured in per "ml or milliliter", products billed per milliliter are usually products measured by liquid volume.. The table below illustrates the segment conversion from the 10-digit labeler code to the 11-digit provider format.

11-Digit Code Conversion

Billing payers usually require a 5-4-2 segment configuration. Below is the conversion from the 10-digit package format to the 11-digit billing format:

10-Digit Format (5-3-2)
44567-421-24
11-Digit CMS (5-4-2)
44567-0421-24

Note: The zero is added to the Product segment to maintain the 5-4-2 structure.