No. J3411 is a HCPCS Level II code, maintained by CMS, that identifies the drug supplied. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code.

What NDCs are billed under J3411?

CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 19 NDCs under J3411, for Thiamine HCl. The table on this page shows each one with its billing units per package.

What is the Medicare payment limit for J3411?

$1.486 per 100 mg, effective October 1, 2026 through December 31, 2026, from CMS's Part B drug payment limit file. Multiply by the units billed for the allowed amount before deductible and coinsurance. It is not a coverage decision.

What is one billing unit of J3411?

One unit of J3411 is 100 mg, as stated in the code's descriptor. Units to report = dose given ÷ 100 mg.

J3411 J-Code: Thiamine hcl — Billing Units & NDCs

In short

J3411 is the HCPCS Level II code for injection, thiamine hcl, 100 mg. CMS assigns NDCs for Thiamine HCl to it. One billing unit is 100 mg. The Medicare Part B payment limit is $1.486 per unit (October 1, 2026 through December 31, 2026).

Code

CMS HCPCS file

HCPCS codeJ3411

Billing unit100 mg

Descriptor: Injection, thiamine hcl, 100 mg
Short descriptor: Thiamine hcl 100 mg
Code set: HCPCS Level II, maintained by CMS
Effective: Jan 1, 2004

The billing unit is read from the descriptor. Confirm it against the CMS file before billing.

Medicare Part B payment limit

CMS ASP file

Payment limit per unit$1.486

Per100 mg

Coinsurance20%

Effective 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

Units and claim line

Units = dose given ÷ 100 mg. For example, 10000 mg is 100 units. Enter the dose to get the units and the NDC line for the CMS-1500 and the 837P.

Dose given (mg)

HCPCS units (1 unit = 100 mg)

Modifier

NDC (11-digit)

NDC unit qualifier

NDC quantity

Enter the dose given to build the claim line.

NDCs billed under J3411

CMS’s ASP NDC–HCPCS crosswalk (effective October 1, 2026 through December 31, 2026) assigns 19 NDCs to J3411 for Thiamine HCl. Billing units per package are CMS’s figures for this code’s unit.

NDCs assigned to J3411 in the CMS ASP crosswalk
Drug	NDC (11-digit)	Labeler	Package	Billing units per package
Thiamine HCl	00404-9799-20	Henry Schein Inc.	2	2
Thiamine HCl	00404-9963-02	Henry Schein Inc.	2	2
Thiamine HCl	00641-6228-25	Hikma Pharmaceuticals USA Inc.	25 × 2	50
Thiamine HCl	23155-0933-41	Heritage Pharmaceuticals Inc.	25 × 2	50
Thiamine HCl	25021-0500-02	Sagent Pharmaceuticals	25 × 2	50
Thiamine HCl	43598-0050-25	Dr. Reddy's Laboratories Inc.	25 × 2	50
Thiamine HCl	50090-4407-01	A-S Medication Solutions	2	2
Thiamine HCl	50090-5407-01	A-S Medication Solutions	2	2
Thiamine HCl	51662-1523-01	HF Acquisition Co. LLC, DBA HealthFirst	2	2
Thiamine HCl	51662-1523-03	HF Acquisition Co. LLC, DBA HealthFirst	25 × 2	50
Thiamine HCl	55150-0273-25	Eugia US LLC	25 × 2	50
Thiamine HCl	63323-0013-02	FreseniUS Kabi USA, LLC	25 × 2	50
Thiamine HCl	63323-0013-09	FreseniUS Kabi USA, LLC	25 × 2	50
Thiamine HCl	63323-0013-26	FreseniUS Kabi USA, LLC	25 × 2	50
Thiamine HCl	65145-0129-25	Caplin Steriles USA Inc.	25 × 2	50
Thiamine HCl	67457-0196-02	Mylan Institutional LLC	25 × 2	50
Thiamine HCl	72266-0260-25	Fosun Pharma USA Inc.	25 × 2	50
Thiamine HCl	72485-0507-25	Armas Pharmaceuticals Inc.	25 × 2	50
Thiamine HCl	72603-0139-25	Northstar RxLLC	25 × 2	50

J3411: common questions

Is J3411 a CPT code?: No. J3411 is a HCPCS Level II code, maintained by CMS, that identifies the drug supplied. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code. CPT codes for drug administration.
What NDCs are billed under J3411?: CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 19 NDCs under J3411, for Thiamine HCl. The table on this page shows each one with its billing units per package.
What is the Medicare payment limit for J3411?: $1.486 per 100 mg, effective October 1, 2026 through December 31, 2026, from CMS's Part B drug payment limit file. Multiply by the units billed for the allowed amount before deductible and coinsurance. It is not a coverage decision.
What is one billing unit of J3411?: One unit of J3411 is 100 mg, as stated in the code's descriptor. Units to report = dose given ÷ 100 mg. J-code billing units.

J3411 — Injection, thiamine hcl, 100 mg