What is NDC 46123-528?

46123-528 is the product NDC for Oxygen-Nitrogen Mixture, Oxygen 250 mL/L gas, listed with the FDA by Roberts Oxygen Company, Inc.. It has 1 package NDC, shown above in 10- and 11-digit form.

Roberts Oxygen Company, Inc., NDC labeler code 46123. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Oxygen-Nitrogen Mixture?

7 other product NDCs are listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Oxygen-Nitrogen Mixture NDC 46123-528 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)46123-528Labeler and product segments. Claims need a package NDC.

Product NDC at billing width46123-0528Add the package segment from the table below.

Package NDCs as listed with the FDA, and the 11-digit 5-4-2 form used on claims. The highlighted digit is the added leading zero.
Package NDC	11-digit (billing)	Package	Copy
46123-528-01	46123052801	6074 L in 1 CYLINDER (46123-528-01)Marketed from Jan 1, 1966

How the 11-digit form is made: The product segment has 3 digits, so one leading zero is added to it (5-3-2 → 5-4-2). Formatting the NDC does not by itself make it billable — the product, package and quantity must match what was dispensed or administered, and payer rules apply. Conversion rules

Product information

Brand name (proprietary): Oxygen-Nitrogen Mixture
Generic name (nonproprietary): oxygen-nitrogen mixture
Active ingredients: Oxygen — 250 mL/L
Dosage form: Gas
Route: Respiratory (Inhalation)
Labeler: Roberts Oxygen Company, Inc.NDC labeler code 46123
Product type: Prescription drug
Marketing category: NDA — New Drug ApplicationApplication NDA 205849
Marketing start: Jan 1, 1966
Listing expires: Dec 31, 2026
Identifiers: Product ID 46123-528_43cee2c5-6241-1b09-e063-6394a90acf80SPL ID 43cee2c5-6241-1b09-e063-6394a90acf80SPL set ID 2bed468a-e3d9-b92d-e063-6394a90a1bf9RxCUI 899764UNII S88TT14065

Billing references

What Med-Code can say about coding this product, and where each statement comes from. Nothing here is inferred from the name alone.

HCPCS codeNo match

No drug-specific HCPCS code in Med-Code's directory for this product. The directory is curated and not complete — check the current CMS HCPCS file before billing.

NDC on a medical claim

N446123052801 followed by a unit qualifier and the quantity

Package 46123-0528-01. Unit qualifiers: F2 (international unit), GR (gram), ME (milligram), ML (milliliter), UN (unit (each)). The qualifier and quantity depend on what was given. About the N4 qualifier

Product label

Current FDA label (SPL), effective Nov 17, 2025.

Full label on DailyMed (opens in a new tab)

About NDC 46123-528

What is NDC 46123-528?: 46123-528 is the product NDC for Oxygen-Nitrogen Mixture, Oxygen 250 mL/L gas, listed with the FDA by Roberts Oxygen Company, Inc.. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Oxygen-Nitrogen Mixture.
What is the active ingredient?: Oxygen.
Who is the labeler?: Roberts Oxygen Company, Inc., NDC labeler code 46123. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Oxygen-Nitrogen Mixture?: 7 other product NDCs are listed under this name. See all Oxygen-Nitrogen Mixture NDCs.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

Other finished products listed under the same name: strengths, forms and labelers.

Other Oxygen-Nitrogen Mixture NDCs
Product	Strength	Form · route	Labeler	Product NDC	Package NDCs (11-digit)
Oxygen Nitrogen Mixture	Oxygen 200 mL/L	GasRespiratory (Inhalation)	General Air Service & Supply Co.	21220-130	21220-0130-01
Oxygen-Nitrogen Mixture	Oxygen 300 mL/L	GasRespiratory (Inhalation)	Roberts Oxygen Company, Inc.	46123-529	46123-0529-0146123-0529-02
Oxygen-Nitrogen Mixture	Oxygen 400 mL/L	GasRespiratory (Inhalation)	Roberts Oxygen Company, Inc.	46123-530	46123-0530-0146123-0530-02
Oxygen-Nitrogen Mixture	Oxygen 500 mL/L	GasRespiratory (Inhalation)	Roberts Oxygen Company, Inc.	46123-531	46123-0531-01
Oxygen-Nitrogen Mixture	Oxygen 600 mL/L	GasRespiratory (Inhalation)	Roberts Oxygen Company, Inc.	46123-532	46123-0532-0146123-0532-02
Oxygen-Nitrogen Mixture	Oxygen 800 mL/L	GasRespiratory (Inhalation)	Roberts Oxygen Company, Inc.	46123-533	46123-0533-01
Oxygen-Nitrogen Mixture	Oxygen 900 mL/L	GasRespiratory (Inhalation)	Roberts Oxygen Company, Inc.	46123-534	46123-0534-01

Other NDCs under NDA 205849

Products listed under the same FDA application: other strengths and forms, and repackagers who relabel the same product.

FDA NDC Directory listings under NDA 205849
Product	Strength	Form · route	Labeler	Product NDC
Oxygen	Oxygen 995 mL/L	GasRespiratory (Inhalation)	Toll Company	82457-004
Oxygen	Oxygen 99 L/100L	GasRespiratory (Inhalation)	Biomedics Systems, Inc.	72574-001
Oxygen	Oxygen 991 mL/L	GasRespiratory (Inhalation)	NexAir, LLC	12213-720
Oxygen	Oxygen 992 mL/L	GasRespiratory (Inhalation)	Central-McGowan, Inc.	10221-001
Nitrogen Oxygen Mix	Oxygen 210 mL/L	GasRespiratory (Inhalation)	NexAir, LLC	12213-733
Carbon Dioxide/Oxygen Mix	Oxygen 50 mL/L	GasRespiratory (Inhalation)	NEXAIR, LLC	12213-800
Oxygen	Oxygen 99 L/100L	GasRespiratory (Inhalation)	James Supplies, L.L.c	50505-001
Helium/Oxygen Mix	Oxygen 200 mL/L	GasRespiratory (Inhalation)	NEXAIR, LLC	12213-801
Oxygen	Oxygen 995 mL/L	GasRespiratory (Inhalation)	General Air Service & Supply Co	21220-119
Oxygen Nitrogen Mixture	Oxygen 200 mL/L	GasRespiratory (Inhalation)	General Air Service & Supply Co.	21220-130
Air	Oxygen 210 mL/L	GasRespiratory (Inhalation)	General Air Service & Supply Co	21220-152
Helium/Oxygen Mixture 80/20	Oxygen 200 mL/L	GasRespiratory (Inhalation)	General Air Service & Supply Co.	21220-155
Carbon Dioxide Oxygen Mixture	Oxygen 800 mL/L	GasRespiratory (Inhalation)	General Air Service & Supply Co	21220-156
Oxygen	Oxygen 99 L/100L	GasRespiratory (Inhalation)	RTA Pediatric Care Inc.	69241-001
Helium/Oxygen Mixture 70/30	Oxygen 300 mL/L	GasRespiratory (Inhalation)	General Air Service & Supply Co	21220-158
Oxygen	Oxygen 99 L/100L	GasRespiratory (Inhalation)	Gilmore Liquid Air Co.	51012-001
Oxygen	Oxygen 995 mL/L	GasRespiratory (Inhalation)	General Cryogenic Technologies LLC	21221-002
Oxygen	Oxygen 990 mL/L	GasRespiratory (Inhalation)	DuPuy Oxygen & Supply Company, Inc.	50554-100
Oxygen	Oxygen 990 mL/L	GasRespiratory (Inhalation)	T.W. Smith Corp.	52563-005
Oxygen	Oxygen 99 L/100L	GasRespiratory (Inhalation)	Holston Gases, Inc.	55050-0011

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