No. Q0162 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 is the Medicare payment limit for Q0162?

$0.016 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.

Q0162 HCPCS Code: Ondansetron 1 mg — Billing Units & NDCs

In short

Q0162 is the HCPCS Level II code for 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 regimen. CMS assigns NDCs for Ondansetron, Ondansetron HCl and Ondansetron ODT to it. The Medicare Part B payment limit is $0.016 per unit (October 1, 2026 through December 31, 2026).

Code

CMS HCPCS file

HCPCS codeQ0162

Billing unitSee descriptor

Descriptor: 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 regimen
Short descriptor: Ondansetron oral
Code set: HCPCS Level II, maintained by CMS
Effective: Jan 1, 2012

Medicare Part B payment limit

CMS ASP file

Payment limit per unit$0.016

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

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 Q0162

CMS’s ASP NDC–HCPCS crosswalk (effective October 1, 2026 through December 31, 2026) assigns 114 NDCs to Q0162 for Ondansetron, Ondansetron HCl and Ondansetron ODT. Billing units per package are CMS’s figures for this code’s unit.

NDCs assigned to Q0162 in the CMS ASP crosswalk
Drug	NDC (11-digit)	Labeler	Package	Billing units per package
Ondansetron	16714-0671-02	Northstar RxLLC	50	40
Ondansetron	50090-3185-01	A-S Medication Solutions	10	80
Ondansetron	50090-3185-02	A-S Medication Solutions	3	24
Ondansetron	50090-3185-03	A-S Medication Solutions	30	240
Ondansetron	50090-3185-04	A-S Medication Solutions	6	48
Ondansetron	50090-3769-00	A-S Medication Solutions	4	32
Ondansetron	50090-3769-01	A-S Medication Solutions	10	80
Ondansetron	50090-3769-03	A-S Medication Solutions	30	240
Ondansetron	50090-3769-04	A-S Medication Solutions	6	48
Ondansetron	50090-4671-00	A-S Medication Solutions	4	32
Ondansetron	50090-4671-01	A-S Medication Solutions	10	80
Ondansetron	50090-4671-02	A-S Medication Solutions	3	24
Ondansetron	50090-4671-03	A-S Medication Solutions	30	240
Ondansetron	50090-4671-04	A-S Medication Solutions	6	48
Ondansetron	62135-0350-05	Chartwell	2,000	2,000
Ondansetron	68788-8365-05	Preferred Pharmaceuticals Inc	50	40
Ondansetron	68788-8582-01	Preferred Pharmaceuticals Inc	10	80
Ondansetron	68788-8651-02	Preferred Pharmaceuticals Inc	12	48
Ondansetron	68788-9368-03	Preferred Pharmaceuticals Inc	30	120
Ondansetron	68788-9402-03	Preferred Pharmaceuticals Inc	30	240
Ondansetron HCl	00904-6551-61	Major Pharmaceuticals	100	400
Ondansetron HCl	00904-6552-61	Major Pharmaceuticals	100	800
Ondansetron HCl	16714-0159-01	Northstar RxLLC	30	120
Ondansetron HCl	16714-0160-01	Northstar RxLLC	30	240
Ondansetron HCl	43063-0792-06	PD-Rx Pharmaceuticals, Inc.	6	48
Ondansetron HCl	50090-3178-00	A-S Medication Solutions	10	40
Ondansetron HCl	50090-3178-01	A-S Medication Solutions	6	24
Ondansetron HCl	50090-3178-02	A-S Medication Solutions	20	80
Ondansetron HCl	50090-3178-04	A-S Medication Solutions	3	12
Ondansetron HCl	50090-3178-05	A-S Medication Solutions	12	48
Ondansetron HCl	50090-3185-00	A-S Medication Solutions	4	32
Ondansetron HCl	50090-6342-00	A-S Medication Solutions	10	40
Ondansetron HCl	50090-6342-01	A-S Medication Solutions	6	24
Ondansetron HCl	50090-6342-02	A-S Medication Solutions	20	80
Ondansetron HCl	50090-6342-05	A-S Medication Solutions	12	48
Ondansetron HCl	50268-0621-15	AvPAK	50	200
Ondansetron HCl	50268-0622-15	AvPAK	50	400
Ondansetron HCl	50268-0647-14	AvPAK	40 × 5	160
Ondansetron HCl	55111-0153-30	Dr. Reddy's Laboratories Inc.	30	120
Ondansetron HCl	55111-0154-30	Dr. Reddy's Laboratories Inc.	30	240
Ondansetron HCl	60687-0252-86	American Health Packaging	30 × 5	120
Ondansetron HCl	62135-0350-30	Chartwell	30	120
Ondansetron HCl	62135-0351-05	Chartwell	500	4,000
Ondansetron HCl	62135-0351-30	Chartwell	30	240
Ondansetron HCl	62135-0555-24	Chartwell	20 × 5	80
Ondansetron HCl	62135-0555-58	Chartwell	50	40
Ondansetron HCl	68084-0220-01	American Health Packaging	100	400
Ondansetron HCl	68084-0221-01	American Health Packaging	100	800
Ondansetron HCl	68462-0105-30	Glenmark Pharmaceuticals Inc., USA	30	120
Ondansetron HCl	68462-0106-30	Glenmark Pharmaceuticals Inc., USA	30	240
Ondansetron HCl	68788-8582-02	Preferred Pharmaceuticals Inc	12	96
Ondansetron HCl	68788-8582-03	Preferred Pharmaceuticals Inc	30	240
Ondansetron HCl	68788-8651-01	Preferred Pharmaceuticals Inc	10	40
Ondansetron HCl	68788-8651-03	Preferred Pharmaceuticals Inc	30	120
Ondansetron HCl	68788-8651-05	Preferred Pharmaceuticals Inc	15	60
Ondansetron HCl	68788-9368-01	Preferred Pharmaceuticals Inc	10	40
Ondansetron HCl	68788-9368-02	Preferred Pharmaceuticals Inc	12	48
Ondansetron HCl	68788-9402-01	Preferred Pharmaceuticals Inc	10	80
Ondansetron HCl	72789-0034-12	PD-Rx Pharmaceuticals, Inc.	30	120
Ondansetron ODT	16714-0200-30	Northstar RxLLC	30	120

Showing 60 of 114. The full list is in the CMS crosswalk file.

Q0162: common questions

Is Q0162 a CPT code?: No. Q0162 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 Q0162?: CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 114 NDCs under Q0162, for Ondansetron, Ondansetron HCl and Ondansetron ODT. The table on this page shows each one with its billing units per package.
What is the Medicare payment limit for Q0162?: $0.016 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.

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 regimen