HCPCS drug code · CMS crosswalk
Magnesium Sulfate-Dextrose J-Code / HCPCS Code
In short
Magnesium Sulfate-Dextrose is billed under HCPCS J3475 — Injection, magnesium sulfate, per 500 mg. One billing unit is 500 mg. CMS's crosswalk lists 5 Magnesium Sulfate-Dextrose NDCs under this code.
Reference
- J3475
- Injection, magnesium sulfate, per 500 mgBilling unit: 500 mg
- Labelers
- B. Braun Medical Inc.; Baxter Healthcare Corporation; FreseniUS Kabi USA, LLC; Mylan Institutional LLC; WG Critical Care, LLC
Medicare Part B payment limit
CMS ASP fileEffective October 1, 2026 through December 31, 2026. Payment allowance limits subject to the ASP methodology are based on 2Q26 ASP data. A payment limit is not a coverage decision; the Medicare contractor decides coverage. CMS ASP pricing files
Magnesium Sulfate-Dextrose units and claim line
Enter the dose given to get the J3475 units and the NDC line for the CMS-1500 and the 837P.
Enter the dose given to build the claim line.
Magnesium Sulfate-Dextrose NDCs and billing units
From CMS’s ASP NDC–HCPCS crosswalk, effective October 1, 2026 through December 31, 2026. Billing units per package are CMS’s figures for the code’s unit.
| NDC (11-digit) | HCPCS | Labeler | Package | Billing units per package |
|---|---|---|---|---|
| 00264-4400-54 | J3475 | B. Braun Medical Inc. | 24 × 100 | 48 |
| 00338-1709-40 | J3475 | Baxter Healthcare Corporation | 40 × 100 | 80 |
| 44567-0410-24 | J3475 | WG Critical Care, LLC | 24 × 100 | 48 |
| 63323-0108-26 | J3475 | FreseniUS Kabi USA, LLC | 24 × 100 | 48 |
| 67457-0567-00 | J3475 | Mylan Institutional LLC | 24 × 100 | 48 |
Magnesium Sulfate-Dextrose: common questions
- What is the J-code for Magnesium Sulfate-Dextrose?
- Magnesium Sulfate-Dextrose is billed under HCPCS J3475 — Injection, magnesium sulfate, per 500 mg. One billing unit is 500 mg. CMS's crosswalk lists 5 Magnesium Sulfate-Dextrose NDCs under this code.
- How many J3475 billing units are in a package of Magnesium Sulfate-Dextrose?
- CMS lists 48 to 80 billing units per package, depending on the NDC, where one unit is 500 mg. Units to report are based on the dose given, not the package.
- Is J3475 a CPT code?
- No. J3475 is a HCPCS Level II code from CMS for the drug itself. Giving it, for example by injection or infusion, is usually reported with a separate CPT administration code.