NDC codes

FDA NDC Directory
Product NDC (as listed)83107-025Labeler and product segments. Claims need a package NDC.
Product NDC at billing width83107-0025Add 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 NDC11-digit (billing)PackageCopy
83107-025-108310700251083107002510100 TABLET in 1 BOTTLE (83107-025-10)Marketed from Sep 10, 2026

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)
Imuran
Generic name (nonproprietary)
azathioprine
Active ingredients
Azathioprine — 50 mg/1
Dosage form
Tablet
Route
Oral
Labeler
Legacy Pharma USA Inc.NDC labeler code 83107
Product type
Prescription drug
Marketing category
NDA — New Drug ApplicationApplication NDA 016324
Marketing start
Listing expires
Other FDA classes
Nucleic Acid Synthesis Inhibitors (Mechanism)Nucleosides (Chemical structure)Purines (Chemical structure)
Identifiers
Product ID 83107-025_4d62b6fb-493f-4c5c-e063-6394a90abd5eSPL ID 4d62b6fb-493f-4c5c-e063-6394a90abd5e
Pharmacologic class
Purine Antimetabolite

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

N483107002510 followed by a unit qualifier and the quantity

Package 83107-0025-10. 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

The FDA listing for this product does not reference a label (SPL) set.

About NDC 83107-025

What is NDC 83107-025?
83107-025 is the product NDC for Imuran (azathioprine), Azathioprine 50 mg/1 tablet, listed with the FDA by Legacy Pharma USA Inc.. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?
Imuran (Azathioprine).
What is the active ingredient?
Azathioprine.
Who is the labeler?
Legacy Pharma USA Inc., NDC labeler code 83107. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Imuran?
1 other product NDC are listed under this name. See all Imuran 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 Imuran NDCs
ProductStrengthForm · routeLabelerProduct NDCPackage NDCs (11-digit)
ImuranazathioprineAzathioprine 50 mg/1TabletOralSebela Pharmaceuticals Inc.54766-59054766-0590-10

Other NDCs under NDA 016324

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

FDA NDC Directory listings under NDA 016324
ProductStrengthForm · routeLabelerProduct NDC
ImuranazathioprineAzathioprine 50 mg/1TabletOralSebela Pharmaceuticals Inc.54766-590

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