What is NDC 55037-820?

55037-820 is the product NDC for Oxygen/Nitrogen 15/85, Oxygen 150 mL/L gas, listed with the FDA by MATHESON TRI-GAS, INC.. It has 2 package NDCs, shown above in 10- and 11-digit form.

MATHESON TRI-GAS, INC., NDC labeler code 55037. 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 15/85?

None: this is the only finished product listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Oxygen/Nitrogen 15/85 NDC 55037-820 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)55037-820Labeler and product segments. Claims need a package NDC.

Product NDC at billing width55037-0820Add 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
55037-820-01	55037082001	5920 L in 1 CYLINDER (55037-820-01)Marketed from Jan 1, 1987
55037-820-02	55037082002	650 L in 1 CYLINDER (55037-820-02)Marketed from Jan 1, 1987

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 15/85
Generic name (nonproprietary): oxygen/nitrogen 15/85
Active ingredients: Oxygen — 150 mL/L
Dosage form: Gas
Route: Respiratory (Inhalation)
Labeler: MATHESON TRI-GAS, INC.NDC labeler code 55037
Product type: Prescription drug
Marketing category: NDA — New Drug ApplicationApplication NDA 205889
Marketing start: Jan 1, 1987
Listing expires: Dec 31, 2026
Identifiers: Product ID 55037-820_44ffb0be-188b-769a-e063-6394a90a294fSPL ID 44ffb0be-188b-769a-e063-6394a90a294fSPL set ID f525e843-6efa-25c4-e053-2995a90a9cddUNII 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

N455037082001 followed by a unit qualifier and the quantity

Package 55037-0820-01. 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 Dec 2, 2025.

Full label on DailyMed (opens in a new tab)

About NDC 55037-820

What is NDC 55037-820?: 55037-820 is the product NDC for Oxygen/Nitrogen 15/85, Oxygen 150 mL/L gas, listed with the FDA by MATHESON TRI-GAS, INC.. It has 2 package NDCs, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Oxygen/Nitrogen 15/85.
What is the active ingredient?: Oxygen.
Who is the labeler?: MATHESON TRI-GAS, INC., NDC labeler code 55037. 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 15/85?: None: this is the only finished product listed under this name.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

Other NDCs under NDA 205889

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

FDA NDC Directory listings under NDA 205889
Product	Strength	Form · route	Labeler	Product NDC
Air	Oxygen 210 mL/L	GasRespiratory (Inhalation)	General Distributing Company	10451-004
Air	Oxygen 210 mL/L	GasRespiratory (Inhalation)	Fresno Oxygen and Welding Suppliers, Inc.	11564-004
Air	Oxygen 210 mL/L	GasRespiratory (Inhalation)	SYOXSA, Inc.	23647-003
Air Compressed	Oxygen 20 L/100L	GasRespiratory (Inhalation)	Crumpton Welding Supply & Equipment, Inc.	52568-007
Carbon Dioxide Oxygen	Oxygen 800 mL/L	GasRespiratory (Inhalation)	MATHESON TRI-GAS, INC.	55037-712
Carbon Dioxide/Oxygen 5/95	Oxygen 950 mL/L	GasRespiratory (Inhalation)	MATHESON TRI-GAS, INC.	55037-702
Oxygen	Oxygen 992 mL/L	GasRespiratory (Inhalation)	General Distributing Co.	10451-001
Oxygen	Oxygen 992 mL/L	GasRespiratory (Inhalation)	Fresno Oxygen & Welding Suppliers Inc	11564-001
Oxygen	Oxygen 995 mL/L	GasRespiratory (Inhalation)	Island Supply Welding Co Inc	21624-001
Oxygen	Oxygen 999 mL/L	GasRespiratory (Inhalation)	HELGET, INC.	26124-002
Oxygen	Oxygen 990 mL/L	GasRespiratory (Inhalation)	Modern Supply Company, Inc.	33758-001
Oxygen	Oxygen 99 L/100L	GasRespiratory (Inhalation)	Corrigan Propane LLC dba Blue Water Industrial Products	44517-001
Oxygen	Oxygen 99 L/100L	GasRespiratory (Inhalation)	Eastern Welding Supply, Inc.	51791-001
Oxygen	Oxygen 999 mL/L	GasRespiratory (Inhalation)	Helget Gas Products	52086-011
Oxygen	Oxygen 99 L/100L	GasRespiratory (Inhalation)	Crumpton Welding Supply & Equipment, Inc.	52568-001
Oxygen	Oxygen 99 L/100L	GasRespiratory (Inhalation)	Volunteer Welding Supply Inc	53511-001
Oxygen	Oxygen 99 L/100L	GasRespiratory (Inhalation)	Clovis Equipment & Supply Company	53730-001
Oxygen	Oxygen 992 mL/L	GasRespiratory (Inhalation)	Matheson Tri-Gas, Inc.	55037-113
Oxygen	Oxygen 990 mL/L	GasRespiratory (Inhalation)	Rotech Healthcare Inc	57439-005
Oxygen	Oxygen 992 mL/L	GasRespiratory (Inhalation)	Plains Welding Supply, Inc.	59924-001

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