What is NDC 73556-168?

73556-168 is the product NDC for Tavneos (avacopan), Avacopan 10 mg/1 capsule, listed with the FDA by ChemoCentryx, Inc.. It has 3 package NDCs, shown above in 10- and 11-digit form.

ChemoCentryx, Inc., NDC labeler code 73556. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Tavneos?

None: this is the only finished product listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Tavneos NDC 73556-168 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)73556-168Labeler and product segments. Claims need a package NDC.

Product NDC at billing width73556-0168Add 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
73556-168-01	73556016801	1 BOTTLE, PLASTIC in 1 CARTON (73556-168-01) / 180 CAPSULE in 1 BOTTLE, PLASTICMarketed from Oct 18, 2021
73556-168-02	73556016802	1 BOTTLE, PLASTIC in 1 CARTON (73556-168-02) / 30 CAPSULE in 1 BOTTLE, PLASTICMarketed from Oct 18, 2021
73556-168-96	73556016896	1 BOTTLE, PLASTIC in 1 CARTON (73556-168-96) / 30 CAPSULE in 1 BOTTLE, PLASTICMarketed from Oct 18, 2021 · Sample package

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): Tavneos
Generic name (nonproprietary): avacopan
Active ingredients: Avacopan — 10 mg/1
Dosage form: Capsule
Route: Oral
Labeler: ChemoCentryx, Inc.NDC labeler code 73556
Product type: Prescription drug
Marketing category: NDA — New Drug ApplicationApplication NDA 214487
Marketing start: Oct 18, 2021
Listing expires: Dec 31, 2027
Other FDA classes: Complement 5a Receptor Antagonists (Mechanism)Cytochrome P450 3A4 Inhibitors (Mechanism)
Identifiers: Product ID 73556-168_35c096c8-3581-4d09-b01c-d6e514e0c836SPL ID 35c096c8-3581-4d09-b01c-d6e514e0c836SPL set ID c93cbc0b-29a3-46a5-9c85-41815ea5cf4aRxCUI 2572105, 2572111UNII O880NM097T
Pharmacologic class: Complement 5a Receptor Antagonist

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

N473556016801 followed by a unit qualifier and the quantity

Package 73556-0168-01. 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 Jun 2, 2026.

Indications (excerpt from the label)

TAVNEOS is indicated as an adjunctive treatment of adult patients with severe active anti-neutrophil cytoplasmic autoantibody (ANCA)-associated vasculitis (granulomatosis with polyangiitis [GPA] and microscopic polyangiitis [MPA]) in combination with standard therapy including glucocorticoids. TAVNEOS does not eliminate glucocorticoid use. TAVNEOS is a complement 5a receptor (C5aR) antagonist indicated as an adjunctive treatment of adult patients with severe active anti-neutrophil cytoplasmic autoantibody (ANCA)-associated vasculitis (granulomatosis with polyangiitis [GPA] and microscopic polyangiitis [MPA]) in combination with standard therapy including glucocorticoids. TAVNEOS does not eli…

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 73556-168

What is NDC 73556-168?: 73556-168 is the product NDC for Tavneos (avacopan), Avacopan 10 mg/1 capsule, listed with the FDA by ChemoCentryx, Inc.. It has 3 package NDCs, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Tavneos (Avacopan).
What is the active ingredient?: Avacopan.
Who is the labeler?: ChemoCentryx, Inc., NDC labeler code 73556. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Tavneos?: None: this is the only finished product listed under this name.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

Tavneos (Avacopan) NDC 73556-168