No. J3360 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 J3360?

CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 16 NDCs under J3360, for Diazepam. The table on this page shows each one with its billing units per package.

What is the Medicare payment limit for J3360?

$5.069 per 5 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.

J3360 J-Code: Diazepam — Billing Units & NDCs

In short

J3360 is the HCPCS Level II code for injection, diazepam, up to 5 mg. CMS assigns NDCs for Diazepam to it. The Medicare Part B payment limit is $5.069 per unit (October 1, 2026 through December 31, 2026).

Code

CMS HCPCS file

HCPCS codeJ3360

Billing unitSee descriptor

Descriptor: Injection, diazepam, up to 5 mg
Short descriptor: Diazepam injection
Code set: HCPCS Level II, maintained by CMS
Effective: Jan 1, 1997

Medicare Part B payment limit

CMS ASP file

Payment limit per unit$5.069

Per5 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

Enter the dose to get the units and the NDC line for the CMS-1500 and the 837P.

HCPCS units

Modifier

NDC (11-digit)

NDC unit qualifier

NDC quantity

Enter the units to build the claim line.

NDCs billed under J3360

CMS’s ASP NDC–HCPCS crosswalk (effective October 1, 2026 through December 31, 2026) assigns 16 NDCs to J3360 for Diazepam. Billing units per package are CMS’s figures for this code’s unit.

NDCs assigned to J3360 in the CMS ASP crosswalk
Drug	NDC (11-digit)	Labeler	Package	Billing units per package
Diazepam	00404-9762-10	Henry Schein Inc.	10	10
Diazepam	00404-9769-02	Henry Schein Inc.	2	2
Diazepam	00404-9848-10	Henry Schein Inc.	10	10
Diazepam	00404-9849-02	Henry Schein Inc.	2	2
Diazepam	00409-1273-32	Pfizer Inc	10 × 2	20
Diazepam	00409-3213-12	Pfizer Inc	10 × 10	100
Diazepam	00641-6243-10	Hikma Pharmaceuticals USA Inc.	10 × 10	100
Diazepam	00641-6244-10	Hikma Pharmaceuticals USA Inc.	10 × 2	20
Diazepam	43598-0106-10	Dr. Reddy's Laboratories Inc.	10 × 2	20
Diazepam	62332-0811-20	Alembic Pharmaceuticals Inc.	10 × 2	20
Diazepam	69339-0136-34	NATCO Pharma USA LLC	10 × 2	20
Diazepam	69339-0136-97	NATCO Pharma USA LLC	10 × 2	20
Diazepam	69339-0137-05	NATCO Pharma USA LLC	5 × 10	50
Diazepam	69339-0137-95	NATCO Pharma USA LLC	5 × 10	50
Diazepam	72572-0140-02	Civica, Inc.	10 × 2	20
Diazepam	76045-0204-20	FreseniUS Kabi USA, LLC	24 × 2	48

J3360: common questions

Is J3360 a CPT code?: No. J3360 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 J3360?: CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 16 NDCs under J3360, for Diazepam. The table on this page shows each one with its billing units per package.
What is the Medicare payment limit for J3360?: $5.069 per 5 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.

J3360 — Injection, diazepam, up to 5 mg