NDC codes

FDA NDC Directory
Product NDC (as listed)0054-4582Labeler and product segments. Claims need a package NDC.
Product NDC at billing width00054-4582Add 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
0054-4582-49000544582491 BOTTLE, GLASS in 1 CARTON (0054-4582-49) / 100 mL in 1 BOTTLE, GLASSMarketed from Feb 26, 2025

How the 11-digit form is made: The labeler segment has 4 digits, so one leading zero is added to it (4-4-2 → 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)
Mercaptopurine
Generic name (nonproprietary)
mercaptopurine
Active ingredients
Mercaptopurine — 20 mg/mL
Dosage form
Suspension
Route
Oral
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 216418
Marketing start
Marketing end
Other FDA classes
Nucleic Acid Synthesis Inhibitors (Mechanism)
Identifiers
Product ID 0054-4582_7b9eba74-503d-4704-94e9-d52e8701c7bcSPL ID 7b9eba74-503d-4704-94e9-d52e8701c7bcSPL set ID 25b39be7-fe1e-efe6-e063-6294a90a6e8dRxCUI 1536484UNII E7WED276I5
Pharmacologic class
Nucleoside Metabolic Inhibitor

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

N400054458249 followed by a unit qualifier and the quantity

Package 00054-4582-49. 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 .

Indications (excerpt from the label)

Mercaptopurine is a nucleoside metabolic inhibitor indicated for the treatment of patients with acute lymphoblastic leukemia (ALL) as part of a combination chemotherapy maintenance regimen. ( 1.1 ) 1.1 Acute Lymphoblastic Leukemia Mercaptopurine is indicated for the treatment of patients with acute lymphoblastic leukemia (ALL) as part of a combination chemotherapy maintenance regimen.

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

Other NDCs under ANDA 216418

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

FDA NDC Directory listings under ANDA 216418
ProductStrengthForm · routeLabelerProduct NDC
MercaptopurineMercaptopurine 20 mg/mLSuspensionOralHikma Pharmaceuticals USA Inc.0054-0879

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