No. J9025 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 J9025?

CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 20 NDCs under J9025, for Azacitidine and Vidaza. The table on this page shows each one with its billing units per package.

What is the Medicare payment limit for J9025?

$0.269 per 1 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 J9025?

One unit of J9025 is 1 mg, as stated in the code's descriptor. Units to report = dose given ÷ 1 mg.

J9025 J-Code: Vidaza (azacitidine) — Billing Units & NDCs

In short

J9025 is the HCPCS Level II code for injection, azacitidine, 1 mg. CMS assigns NDCs for Azacitidine and Vidaza to it. One billing unit is 1 mg. The Medicare Part B payment limit is $0.269 per unit (October 1, 2026 through December 31, 2026).

Code

CMS HCPCS file

HCPCS codeJ9025

Billing unit1 mg

Descriptor: Injection, azacitidine, 1 mg
Short descriptor: Azacitidine injection
Code set: HCPCS Level II, maintained by CMS
Effective: Jan 1, 2023

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$0.269

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

Units and claim line

Units = dose given ÷ 1 mg. For example, 100 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 = 1 mg)

Modifier

NDC (11-digit)

NDC unit qualifier

NDC quantity

Enter the dose given to build the claim line.

NDCs billed under J9025

CMS’s ASP NDC–HCPCS crosswalk (effective October 1, 2026 through December 31, 2026) assigns 20 NDCs to J9025 for Azacitidine and Vidaza. Billing units per package are CMS’s figures for this code’s unit.

NDCs assigned to J9025 in the CMS ASP crosswalk
Drug	NDC (11-digit)	Labeler	Package	Billing units per package
Azacitidine	00143-9606-01	Hikma Pharmaceuticals USA Inc.	1	100
Azacitidine	00781-3491-94	Sandoz Inc.	1	100
Azacitidine	16714-0927-01	Northstar RxLLC	1	100
Azacitidine	16729-0306-10	Accord Healthcare Inc	1	100
Azacitidine	43598-0143-62	Dr. Reddy's Laboratories Inc.	1	100
Azacitidine	43598-0305-62	Dr. Reddy's Laboratories Inc.	1	100
Azacitidine	43598-0465-62	Dr. Reddy's Laboratories Inc.	1	100
Azacitidine	55150-0393-01	Eugia US LLC	1	100
Azacitidine	60505-6271-01	Apotex Corp	1	100
Azacitidine	63323-0771-39	FreseniUS Kabi USA, LLC	1	100
Azacitidine	68001-0313-56	BluePoint Laboratories	1	100
Azacitidine	68001-0527-54	BluePoint Laboratories	1	100
Azacitidine	68001-0620-54	BluePoint Laboratories	1	100
Azacitidine	70121-1237-01	Amneal Pharmaceuticals, LLC	1	100
Azacitidine	71288-0115-30	Meitheal Pharmaceuticals Inc.	1	100
Azacitidine	71288-0153-95	Meitheal Pharmaceuticals Inc.	1	100
Azacitidine	72485-0201-01	Armas Pharmaceuticals Inc.	1	100
Azacitidine	72572-0020-01	Civica, Inc.	1	100
Azacitidine	75907-0225-11	Dr. Reddy's Laboratories Inc.	1	100
Vidaza	59572-0102-01	Celgene Corporation	1	100

J9025: common questions

Is J9025 a CPT code?: No. J9025 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 J9025?: CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 20 NDCs under J9025, for Azacitidine and Vidaza. The table on this page shows each one with its billing units per package.
What is the Medicare payment limit for J9025?: $0.269 per 1 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 J9025?: One unit of J9025 is 1 mg, as stated in the code's descriptor. Units to report = dose given ÷ 1 mg. J-code billing units.

J9025 — Injection, azacitidine, 1 mg