Phenobarbital NDC 62135-558

NDC codes

FDA NDC Directory

Product NDC (as listed)62135-558Labeler and product segments. Claims need a package NDC.

Product NDC at billing width62135-0558Add 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 NDC	11-digit (billing)	Package	Copy
62135-558-90	62135055890	90 TABLET in 1 BOTTLE (62135-558-90)Marketed from Aug 17, 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): Phenobarbital
Generic name (nonproprietary): phenobarbital
Active ingredients: Phenobarbital — 97.2 mg/1
Dosage form: Tablet
Route: Oral
Labeler: Chartwell RX, LLC
Product type: Prescription drug
Marketing category: Unapproved drug (other)
Marketing start: Aug 17, 2026
Listing expires: Dec 31, 2027
DEA schedule: CIV
Identifiers: Product ID 62135-558_5a0a21bf-3080-2322-e063-6394a90a387dSPL ID 5a0a21bf-3080-2322-e063-6394a90a387dSPL set ID 74428144-fb24-40a5-a670-3b876e2d116cRxCUI 198083, 198086, 198089, 199164, 199167, 199168, 312357, 312362UNII YQE403BP4DUPC 0362135557904, 0362135519902, 0362135558901, 0362135539900, 0362135554903, 0362135515904, 0362135514907

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

N462135055890 followed by a unit qualifier and the quantity

Package 62135-0558-90. 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 Aug 27, 2026.

Indications (excerpt from the label)

INDICATIONS AND USAGE Sedative Anticonvulsant – For the treatment of generalized and partial seizures.

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)