No. J0131 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 J0131?

CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 11 NDCs under J0131, for Acetaminophen. The table on this page shows each one with its billing units per package.

What is the Medicare payment limit for J0131?

$0.044 per 10 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 J0131?

One unit of J0131 is 10 mg, as stated in the code's descriptor. Units to report = dose given ÷ 10 mg.

J0131 J-Code: Acetaminophen — Billing Units & NDCs

In short

J0131 is the HCPCS Level II code for injection, acetaminophen, 10 mg. CMS assigns NDCs for Acetaminophen to it. One billing unit is 10 mg. The Medicare Part B payment limit is $0.044 per unit (October 1, 2026 through December 31, 2026).

Code

Med-Code curated

HCPCS codeJ0131

Billing unit10 mg

Descriptor: Injection, acetaminophen, 10 mg
Code set: HCPCS Level II, maintained by CMS
Category: Analgesic / Antipyretic

Medicare Part B payment limit

CMS ASP file

Payment limit per unit$0.044

Per10 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 ÷ 10 mg. For example, 1000 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 = 10 mg)

Modifier

NDC (11-digit)

NDC unit qualifier

NDC quantity

Enter the dose given to build the claim line.

Drugs mapped to J0131

FDA-listed products billed under J0131

Finished products in the FDA NDC Directory whose brand or single active ingredient, and route, match this code’s entry.

NDC products matching J0131
Product	Strength	Form · route	Labeler	Product NDC
Acetaminophen	Acetaminophen 1000 mg/100mL	InjectionIntravenous	Hikma Pharmaceuticals USA Inc.	0143-9386
Acetaminophen	Acetaminophen 10 mg/mL	InjectionIntravenous	B. Braun Medical Inc.	0264-4050
Acetaminophen	Acetaminophen 10 mg/mL	InjectionIntravenous	B. Braun Medical Inc.	0264-4100
Acetaminophen	Acetaminophen 10 mg/mL	Injection, SolutionIntravenous	Sandoz Inc	0781-3156
Acetaminophen	Acetaminophen 10 mg/mL	Injection, SolutionIntravenous	Sandoz Inc	0781-9274

All NDCs for these drugs

NDCs billed under J0131

CMS’s ASP NDC–HCPCS crosswalk (effective October 1, 2026 through December 31, 2026) assigns 11 NDCs to J0131 for Acetaminophen. Billing units per package are CMS’s figures for this code’s unit.

NDCs assigned to J0131 in the CMS ASP crosswalk
Drug	NDC (11-digit)	Labeler	Package	Billing units per package
Acetaminophen	00781-3156-95	Sandoz Inc.	10 × 100	1,000
Acetaminophen	00781-9274-95	Sandoz Inc.	10 × 100	1,000
Acetaminophen	24201-0100-24	Hikma Pharmaceuticals USA Inc.	24 × 100	2,400
Acetaminophen	24201-0110-24	Hikma Pharmaceuticals USA Inc.	24 × 100	2,400
Acetaminophen	36000-0306-60	Baxter Healthcare Corporation	40 × 100	4,000
Acetaminophen	36000-0372-40	Baxter Healthcare Corporation	40 × 65	2,600
Acetaminophen	51662-1540-01	HF Acquisition Co. LLC, DBA HealthFirst	100	100
Acetaminophen	51662-1540-03	HF Acquisition Co. LLC, DBA HealthFirst	24 × 100	2,400
Acetaminophen	55150-0307-24	Eugia US LLC	24 × 100	2,400
Acetaminophen	67457-0940-10	Mylan Institutional LLC	24 × 100	2,400
Acetaminophen	72572-0050-10	Civica, Inc.	10 × 100	1,000

J0131: common questions

Is J0131 a CPT code?: No. J0131 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 J0131?: CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 11 NDCs under J0131, for Acetaminophen. The table on this page shows each one with its billing units per package.
What is the Medicare payment limit for J0131?: $0.044 per 10 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 J0131?: One unit of J0131 is 10 mg, as stated in the code's descriptor. Units to report = dose given ÷ 10 mg. J-code billing units.

J0131 — Injection, acetaminophen, 10 mg