Doxycycline NDC 51655-711

NDC codes

FDA NDC Directory

Product NDC (as listed)51655-711Labeler and product segments. Claims need a package NDC.

Product NDC at billing width51655-0711Add 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
51655-711-20	51655071120	20 CAPSULE in 1 BOTTLE, PLASTIC (51655-711-20)Marketed from Jan 20, 2023

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): Doxycycline
Generic name (nonproprietary): doxycycline
Active ingredients: Doxycycline — 100 mg/1
Dosage form: Capsule
Route: Oral
Labeler: Northwind Health Company, LLC
Product type: Prescription drug
Marketing category: ANDA — Abbreviated New Drug Application (generic)Application ANDA 204234
Marketing start: Jan 20, 2023
Listing expires: Dec 31, 2027
Other FDA classes: Tetracyclines (Chemical structure)
Identifiers: Product ID 51655-711_4a7a4659-e98c-7bbe-e063-6394a90adc9aSPL ID 4a7a4659-e98c-7bbe-e063-6394a90adc9aSPL set ID f3319f4f-b535-da12-e053-2995a90ac00fRxCUI 1649990UNII N12000U13O
Pharmacologic class: Tetracycline-class Drug

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 HCPCS code in Med-Code's directory. Oral products like this are usually dispensed by a pharmacy and billed by NDC.

NDC on a medical claim

N451655071120 followed by a unit qualifier and the quantity

Package 51655-0711-20. 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 Jan 1, 2026.

Indications (excerpt from the label)

INDICATIONS AND USAGE To reduce the development of drug-resistant bacteria and maintain effectiveness of doxycycline capsules and other antibacterial drugs, doxycycline capsules should be used only to treat or prevent infections that are proven or strongly suspected to be caused by susceptible bacteria. When culture and susceptibility information are available, they should be considered in selecting or modifying antibacterial therapy. In the absence of such data, local epidemiology and susceptibility patterns may contribute to the empiric selection of therapy. Doxycycline is indicated for the treatment of the following infections: Rocky Mountain spotted fever, typhus fever and the typhus gro…

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

Other NDCs under ANDA 204234

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

FDA NDC Directory listings under ANDA 204234
Product	Strength	Form · route	Labeler	Product NDC
Doxycycline	Doxycycline 100 mg/1	CapsuleOral	REMEDYREPACK INC.	70518-0213
Doxycycline	Doxycycline 100 mg/1	CapsuleOral	Proficient Rx LP	63187-672
Doxycycline	Doxycycline 50 mg/1	CapsuleOral	Lupin Pharmaceuticals, Inc.	68180-650
Doxycycline	Doxycycline 100 mg/1	CapsuleOral	Lupin Pharmaceuticals, Inc.	68180-652