How many J9330 billing units are in a package of Temsirolimus?

CMS lists 25 billing units per package, depending on the NDC, where one unit is 1 mg. Units to report are based on the dose given, not the package.

No. J9330 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.

Temsirolimus J-Code J9330 — Billing Units & NDCs

In short

Temsirolimus is billed under HCPCS J9330 — Injection, temsirolimus, 1 mg. One billing unit is 1 mg. CMS's crosswalk lists 4 Temsirolimus NDCs under this code.

J9330 code details

Reference

J9330: Injection, temsirolimus, 1 mgBilling unit: 1 mg
Labelers: Accord Healthcare Inc; Almaject, Inc.; FreseniUS Kabi USA, LLC; Pfizer Inc

Medicare Part B payment limit

CMS ASP file

Payment limit per unit$27.707

Per1 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

Temsirolimus units and claim line

Enter the dose given to get the J9330 units and the NDC line for the CMS-1500 and the 837P.

Dose given (mg)

HCPCS units (1 unit = 1 mg)

Modifier

NDC (11-digit)

NDC unit qualifier

NDC quantity

Enter the dose given to build the claim line.

Temsirolimus 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.

Temsirolimus NDCs in the CMS ASP crosswalk
NDC (11-digit)	HCPCS	Labeler	Package	Billing units per package
00008-1179-01	J9330	Pfizer Inc	1	25
16729-0223-61	J9330	Accord Healthcare Inc	1	25
65219-0200-05	J9330	FreseniUS Kabi USA, LLC	1	25
72611-0785-02	J9330	Almaject, Inc.	1	25

Temsirolimus: common questions

What is the J-code for Temsirolimus?: Temsirolimus is billed under HCPCS J9330 — Injection, temsirolimus, 1 mg. One billing unit is 1 mg. CMS's crosswalk lists 4 Temsirolimus NDCs under this code.
How many J9330 billing units are in a package of Temsirolimus?: CMS lists 25 billing units per package, depending on the NDC, where one unit is 1 mg. Units to report are based on the dose given, not the package.
Is J9330 a CPT code?: No. J9330 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.

Temsirolimus J-Code / HCPCS Code