What is NDC 23155-531?

23155-531 is the product NDC for calcium acetate, Calcium acetate 667 mg/1 capsule, listed with the FDA by Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.. It has 3 package NDCs, shown above in 10- and 11-digit form.

Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc., NDC labeler code 23155. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for calcium acetate?

21 other product NDCs are listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

calcium acetate NDC 23155-531 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)23155-531Labeler and product segments. Claims need a package NDC.

Product NDC at billing width23155-0531Add 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
23155-531-02	2315505310223155053102	200 CAPSULE in 1 BOTTLE (23155-531-02)Marketed from Jul 7, 2015
23155-531-10	2315505311023155053110	1000 CAPSULE in 1 BOTTLE (23155-531-10)Marketed from Jul 7, 2015
23155-531-18	2315505311823155053118	13600 CAPSULE in 1 CONTAINER (23155-531-18)Marketed from Jul 7, 2015

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): calcium acetate
Generic name (nonproprietary): calcium acetate
Active ingredients: Calcium acetate — 667 mg/1
Dosage form: Capsule
Route: Oral
Labeler: Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.NDC labeler code 23155
Product type: Prescription drug
Marketing category: ANDA — Abbreviated New Drug Application (generic)Application ANDA 202315
Marketing start: Jul 7, 2015
Listing expires: Dec 31, 2027
Other FDA classes: Calcium (Chemical structure)Divalent (Chemical structure)Increased Coagulation Factor Activity (Physiologic effect)Phosphate Chelating Activity (Mechanism)
Identifiers: Product ID 23155-531_28e1a3a3-7033-4406-b054-c922bc737159SPL ID 28e1a3a3-7033-4406-b054-c922bc737159SPL set ID d48c66a9-26fe-4e1a-a68a-88afe83fb51dRxCUI 359296UNII Y882YXF34XUPC 0323155531107, 0323155531022
Pharmacologic class: Blood Coagulation Factor; Phosphate Binder

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

N423155053102 followed by a unit qualifier and the quantity

Package 23155-0531-02. 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 Jul 1, 2025.

Indications (excerpt from the label)

Calcium acetate capsule is a phosphate binder indicated for the reduction of serum phosphorus in patients with end stage renal disease. ( 1 ) Calcium acetate capsule is a phosphate binder indicated to reduce serum phosphorus in patients with end stage renal disease (ESRD).

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 23155-531

What is NDC 23155-531?: 23155-531 is the product NDC for calcium acetate, Calcium acetate 667 mg/1 capsule, listed with the FDA by Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.. It has 3 package NDCs, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: calcium acetate.
What is the active ingredient?: Calcium acetate.
Who is the labeler?: Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc., NDC labeler code 23155. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for calcium acetate?: 21 other product NDCs are listed under this name. See all calcium acetate NDCs.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

Other finished products listed under the same name: strengths, forms and labelers.

Other calcium acetate NDCs
Product	Strength	Form · route	Labeler	Product NDC	Package NDCs (11-digit)
Calcium Acetate	Calcium acetate 667 mg/1	CapsuleOral	American Health Packaging	60687-589	60687-0589-65
Calcium Acetate	Calcium acetate 667 mg/1	CapsuleOral	AvPAK	50268-203	50268-0203-15
Calcium Acetate	Calcium acetate 667 mg/1	CapsuleOral	Westminster Pharmaceuticals, LLC	69367-411	69367-0411-02
Calcium Acetate	Calcium acetate 667 mg/1	CapsuleOral	Proficient Rx LP	82804-968	82804-0968-0082804-0968-2082804-0968-30+6 more
calcium acetate	Calcium acetate 667 mg/1	CapsuleOral	AvKARE	73190-031	73190-0031-20
calcium acetate	Calcium acetate 667 mg/1	CapsuleOral	REMEDYREPACK INC.	70518-4299	70518-4299-00
Calcium Acetate	Calcium acetate 667 mg/1	CapsuleOral	NCS HealthCare of KY, LLC dba Vangard Labs	0615-8632	00615-8632-39
Calcium Acetate	Calcium acetate 667 mg/1	CapsuleOral	PD-Rx Pharmaceuticals, Inc.	72789-422	72789-0422-97
Calcium Acetate	Calcium acetate 667 mg/1	CapsuleOral	Nivagen Pharmaceuticals, Inc.	75834-323	75834-0323-02
Calcium Acetate	Calcium acetate 667 mg/1	CapsuleOral	SQUARE PHARMACEUTICALS LIMITED	76483-086	76483-0086-00

All 22 calcium acetate NDCs

Other NDCs under ANDA 202315

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

FDA NDC Directory listings under ANDA 202315
Product	Strength	Form · route	Labeler	Product NDC
calcium acetate	Calcium acetate 667 mg/1	CapsuleOral	REMEDYREPACK INC.	70518-4299
calcium acetate	Calcium acetate 667 mg/1	CapsuleOral	AvKARE	73190-031