NDC codes

FDA NDC Directory
Product NDC (as listed)43598-327Labeler and product segments. Claims need a package NDC.
Product NDC at billing width43598-0327Add 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
43598-327-27435980327272 BOTTLE in 1 CARTON (43598-327-27) / 14 CAPSULE, DELAYED RELEASE in 1 BOTTLEMarketed from Mar 1, 2025
43598-327-33435980327333 BOTTLE in 1 CARTON (43598-327-33) / 14 CAPSULE, DELAYED RELEASE in 1 BOTTLEMarketed from Mar 1, 2025
43598-327-52435980327521 BOTTLE in 1 CARTON (43598-327-52) / 14 CAPSULE, DELAYED RELEASE in 1 BOTTLEMarketed from Mar 1, 2025

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)
Esomeprazole Magnesium
Generic name (nonproprietary)
esomeprazole magnesium
Active ingredients
Esomeprazole magnesium — 20 mg/1
Dosage form
Capsule, Delayed release
Route
Oral
Product type
Over-the-counter drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 207198
Marketing start
Listing expires
Other FDA classes
Cytochrome P450 2C19 Inhibitors (Mechanism)Proton Pump Inhibitors (Mechanism)
Identifiers
Product ID 43598-327_80664ea4-4cd2-43cd-2055-2bd69dec3768SPL ID 80664ea4-4cd2-43cd-2055-2bd69dec3768SPL set ID fca35363-7d27-b8b3-14c0-56f603652053RxCUI 606726UNII R6DXU4WAY9
Pharmacologic class
Proton Pump 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

N443598032727 followed by a unit qualifier and the quantity

Package 43598-0327-27. 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)

Use(s) treats frequent heartburn (occurs 2 or more days a week) not intended for immediate relief of heartburn; this drug may take 1 to 4 days for full effect

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

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