NDC codes

FDA NDC Directory
Product NDC (as listed)72578-213Labeler and product segments. Claims need a package NDC.
Product NDC at billing width72578-0213Add 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
72578-213-0172578021301100 TABLET in 1 BOTTLE (72578-213-01)Marketed from Sep 10, 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)
methimazole
Generic name (nonproprietary)
methimazole
Active ingredients
Methimazole — 10 mg/1
Dosage form
Tablet
Route
Oral
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 218830
Marketing start
Listing expires
Other FDA classes
Thyroid Hormone Synthesis Inhibitors (Mechanism)
Identifiers
Product ID 72578-213_ce881707-0cf8-49b8-af99-367197e27bfaSPL ID ce881707-0cf8-49b8-af99-367197e27bfaSPL set ID 05a8fed7-f805-4c59-8840-630174b6d130RxCUI 197941, 197942UNII 554Z48XN5EUPC 0372578213015, 0372578212018
Pharmacologic class
Thyroid Hormone Synthesis 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

N472578021301 followed by a unit qualifier and the quantity

Package 72578-0213-01. 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)

INDICATIONS AND USAGE

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

Other NDCs under ANDA 218830

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

FDA NDC Directory listings under ANDA 218830
ProductStrengthForm · routeLabelerProduct NDC
methimazoleMethimazole 5 mg/1TabletOralCoupler LLC67046-1651
methimazoleMethimazole 10 mg/1TabletOralCoupler LLC67046-1652
methimazoleMethimazole 5 mg/1TabletOralSQUARE PHARMACEUTICALS PLC.76483-082
methimazoleMethimazole 10 mg/1TabletOralSQUARE PHARMACEUTICALS PLC.76483-083
methimazoleMethimazole 5 mg/1TabletOralViona Pharmaceuticals Inc.72578-212

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