How many J2405 billing units are in a package of Ondansetron HCl?

CMS lists 4 to 400 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.

How many Q0162 billing units are in a package of Ondansetron HCl?

CMS lists 12 to 4,000 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. J2405 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.

Ondansetron HCl HCPCS Code J2405, Q0162

In short

CMS assigns Ondansetron HCl NDCs to 2 HCPCS codes: J2405 (per 1 mg), Q0162 (per 1 mg). Which one applies depends on the product; the table lists each NDC with its code.

J2405 code details Q0162 code details

Reference

J2405: Injection, ondansetron hydrochloride, per 1 mgBilling unit: 1 mg
Q0162: Ondansetron 1 mg, oral, fda approved prescription anti-emetic, for use as a complete therapeutic substitute for an iv anti-emetic at the time of chemotherapy treatment, not to exceed a 48 hour dosage regimenBilling unit: 1 mg
Labelers: A-S Medication Solutions; Accord Healthcare Inc; American Health Packaging; Apotex Corp; Athenex Pharmaceutical Division, LLC; AvPAK; Baxter Healthcare Corporation; Chartwelland 15 more

Medicare Part B payment limit

CMS ASP file

Payment limit per unit$0.084

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

Medicare Part B payment limit

CMS ASP file

Payment limit per unit$0.016

Per1 mg

Coinsurance20%

Ondansetron HCl units and claim line

Enter the dose given to get the J2405 units and the NDC line for the CMS-1500 and the 837P. This builds the J2405 line; use the code page for Q0162.

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.

Ondansetron HCl 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.

Ondansetron HCl NDCs in the CMS ASP crosswalk
NDC (11-digit)	HCPCS	Labeler	Package	Billing units per package
00404-9930-02	J2405	Henry Schein Inc.	2	4
00409-0009-25	J2405	Pfizer Inc	25 × 2	100
00409-2271-25	J2405	Pfizer Inc	25 × 2	100
00409-4755-03	J2405	Pfizer Inc	25 × 2	100
00409-4759-01	J2405	Pfizer Inc	20	40
00641-6078-25	J2405	Hikma Pharmaceuticals USA Inc.	25 × 2	100
00641-6079-01	J2405	Hikma Pharmaceuticals USA Inc.	20	40
00641-6080-25	J2405	Hikma Pharmaceuticals USA Inc.	25 × 2	100
00641-6286-01	J2405	Hikma Pharmaceuticals USA Inc.	20	40
16729-0298-05	J2405	Accord Healthcare Inc	20	40
23155-0547-42	J2405	Heritage Pharmaceuticals Inc.	25 × 2	100
23155-0548-42	J2405	Heritage Pharmaceuticals Inc.	25 × 2	100
23155-0549-31	J2405	Heritage Pharmaceuticals Inc.	20	40
23155-0550-31	J2405	Heritage Pharmaceuticals Inc.	20	40
25021-0777-02	J2405	Sagent Pharmaceuticals	25 × 2	100
36000-0012-25	J2405	Baxter Healthcare Corporation	25 × 2	100
51662-1245-01	J2405	HF Acquisition Co. LLC, DBA HealthFirst	2	4
51662-1245-03	J2405	HF Acquisition Co. LLC, DBA HealthFirst	25 × 2	100
51662-1377-01	J2405	HF Acquisition Co. LLC, DBA HealthFirst	20	40
60505-6130-05	J2405	Apotex Corp	25 × 2	100
63323-0373-02	J2405	FreseniUS Kabi USA, LLC	25 × 2	100
63323-0374-20	J2405	FreseniUS Kabi USA, LLC	20	40
65219-0323-02	J2405	FreseniUS Kabi USA, LLC	25 × 2	100
70860-0776-02	J2405	Athenex Pharmaceutical Division, LLC	25 × 2	100
70860-0777-21	J2405	Athenex Pharmaceutical Division, LLC	10 × 20	400
72266-0123-25	J2405	Fosun Pharma USA Inc.	25 × 2	100
72266-0124-01	J2405	Fosun Pharma USA Inc.	20	40
72572-0520-25	J2405	Civica, Inc.	25 × 2	100
76045-0216-20	J2405	FreseniUS Kabi USA, LLC	24 × 2	96
00904-6551-61	Q0162	Major Pharmaceuticals	100	400
00904-6552-61	Q0162	Major Pharmaceuticals	100	800
16714-0159-01	Q0162	Northstar RxLLC	30	120
16714-0160-01	Q0162	Northstar RxLLC	30	240
43063-0792-06	Q0162	PD-Rx Pharmaceuticals, Inc.	6	48
50090-3178-00	Q0162	A-S Medication Solutions	10	40
50090-3178-01	Q0162	A-S Medication Solutions	6	24
50090-3178-02	Q0162	A-S Medication Solutions	20	80
50090-3178-04	Q0162	A-S Medication Solutions	3	12
50090-3178-05	Q0162	A-S Medication Solutions	12	48
50090-3185-00	Q0162	A-S Medication Solutions	4	32
50090-6342-00	Q0162	A-S Medication Solutions	10	40
50090-6342-01	Q0162	A-S Medication Solutions	6	24
50090-6342-02	Q0162	A-S Medication Solutions	20	80
50090-6342-05	Q0162	A-S Medication Solutions	12	48
50268-0621-15	Q0162	AvPAK	50	200
50268-0622-15	Q0162	AvPAK	50	400
50268-0647-14	Q0162	AvPAK	40 × 5	160
55111-0153-30	Q0162	Dr. Reddy's Laboratories Inc.	30	120
55111-0154-30	Q0162	Dr. Reddy's Laboratories Inc.	30	240
60687-0252-86	Q0162	American Health Packaging	30 × 5	120
62135-0350-30	Q0162	Chartwell	30	120
62135-0351-05	Q0162	Chartwell	500	4000
62135-0351-30	Q0162	Chartwell	30	240
62135-0555-24	Q0162	Chartwell	20 × 5	80
62135-0555-58	Q0162	Chartwell	50	40
68084-0220-01	Q0162	American Health Packaging	100	400
68084-0221-01	Q0162	American Health Packaging	100	800
68462-0105-30	Q0162	Glenmark Pharmaceuticals Inc., USA	30	120
68462-0106-30	Q0162	Glenmark Pharmaceuticals Inc., USA	30	240
68788-8582-02	Q0162	Preferred Pharmaceuticals Inc	12	96
68788-8582-03	Q0162	Preferred Pharmaceuticals Inc	30	240
68788-8651-01	Q0162	Preferred Pharmaceuticals Inc	10	40
68788-8651-03	Q0162	Preferred Pharmaceuticals Inc	30	120
68788-8651-05	Q0162	Preferred Pharmaceuticals Inc	15	60
68788-9368-01	Q0162	Preferred Pharmaceuticals Inc	10	40
68788-9368-02	Q0162	Preferred Pharmaceuticals Inc	12	48
68788-9402-01	Q0162	Preferred Pharmaceuticals Inc	10	80
72789-0034-12	Q0162	PD-Rx Pharmaceuticals, Inc.	30	120

Ondansetron HCl: common questions

What is the HCPCS code for Ondansetron HCl?: CMS assigns Ondansetron HCl NDCs to 2 HCPCS codes: J2405 (per 1 mg), Q0162 (per 1 mg). Which one applies depends on the product; the table lists each NDC with its code.
How many J2405 billing units are in a package of Ondansetron HCl?: CMS lists 4 to 400 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.
How many Q0162 billing units are in a package of Ondansetron HCl?: CMS lists 12 to 4,000 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 J2405 a CPT code?: No. J2405 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.

Ondansetron HCl HCPCS Code

Reference

Medicare Part B payment limit

Medicare Part B payment limit

Ondansetron HCl units and claim line

Ondansetron HCl NDCs and billing units

Ondansetron HCl: common questions

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