NDC codes

FDA NDC Directory
Product NDC (as listed)70518-3718Labeler and product segments. Claims need a package NDC.
Product NDC at billing width70518-3718Add 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
70518-3718-07051837180030 TABLET in 1 BLISTER PACK (70518-3718-0)Marketed from Apr 20, 2023
70518-3718-17051837180190 TABLET in 1 BOTTLE, PLASTIC (70518-3718-1)Marketed from Sep 12, 2025

How the 11-digit form is made: The package segment has 1 digit, so one leading zero is added to it (5-4-1 → 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)
Chlorthalidone
Generic name (nonproprietary)
chlorthalidone
Active ingredients
Chlorthalidone — 25 mg/1
Dosage form
Tablet
Route
Oral
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 215587
Marketing start
Listing expires
Other FDA classes
Increased Diuresis (Physiologic effect)
Identifiers
Product ID 70518-3718_4f80c961-a85b-3eb9-e063-6394a90afeabSPL ID 4f80c961-a85b-3eb9-e063-6394a90afeabSPL set ID 0baac2aa-06c4-489e-a3f9-fe9d20cf61a2RxCUI 197499UNII Q0MQD1073Q
Pharmacologic class
Thiazide-like Diuretic

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

N470518371800 followed by a unit qualifier and the quantity

Package 70518-3718-00. 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

Label details couldn’t be retrieved right now. Open the label on DailyMed.

Other NDCs under ANDA 215587

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

FDA NDC Directory listings under ANDA 215587
ProductStrengthForm · routeLabelerProduct NDC
ChlorthalidoneChlorthalidone 25 mg/1TabletOralLifestar Pharma LLC70756-011
ChlorthalidoneChlorthalidone 50 mg/1TabletOralLifestar Pharma LLC70756-020
ChlorthalidoneChlorthalidone 50 mg/1TabletOralBryant Ranch Prepack63629-4446
ChlorthalidoneChlorthalidone 25 mg/1TabletOralMajor Pharmaceuticals0904-7583
ChlorthalidoneChlorthalidone 25 mg/1TabletOralBryant Ranch Prepack71335-2223

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