HYMPAVZI J Code: J7172

Drug & Product Overview

HCPCS Descriptor Injection, marstacimab-hncq, 0.5 mg

HCPCS Added Date July 1, 2025

Manufacturer Pfizer

Route of Administration Subcutaneous

Generic Status Single-Source; Branded

Dosage Type Single-Dose

Dosage Form Injection, Solution

About HYMPAVZI

Hympavzi is a medication aligned to the HCPCS J Code: J7172 for billing, pricing, and reimbursement purposes in the United States. Classified under Hematology, it is administered via the subcutaneous route and manufactured by Pfizer.

According to CMS Drug Use Information: This medication is used by people with a certain inherited bleeding problem (hemophilia A or B) to help prevent or lessen how often you have bleeding problems. Marstacimab belongs to a class of medications known as monoclonal antibodies. It works by helping your blood to clot normally, which helps prevent bleeding due to hemophilia.

Disclaimer: This is a summary and does not contain all possible information about this product. For complete information about this product or your specific health needs, ask your healthcare professional.

NDC Code Information

Based on publicly available CMS files. The list of NDCs below is not exhaustive.

NDC Code	Drug	Manufacturer	Billing Units / Pkg	Package Size
00069-2151-01	Hympavzi	Pfizer Laboratories Div Pfizer Inc	300	150 MG / 1 ML

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HYMPAVZI Pricing & Reimbursement

J7172 Private Payer Reimbursement

$50.51 / HCPCS unit as of Jan 2026

National median reimbursement across major commercial payers.

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Historical Graphing and Billing Calculator

per HCPCS unit

As of Q4 2026

HYMPAVZI CPT Administration Codes

CPT Code	Description
96372	Therapeutic, prophylactic, or diagnostic injection (specify substance or drug); intramuscular

Not on the CMS JW / JZ list

This product is new and does not yet appear on the CMS list of HCPCS pertaining to single-dose containers. Wastage billing guide →

HYMPAVZI Medically Unlikely Edits (MUE)

The most billing units of J7172 Medicare will pay for one patient in one day, as published by CMS. 1 unit = 0.5 mg.

Practitioner Office & Hospital Outpatient

2,400 units / day

= 1,200 mg per day

MAI 3 · Date of Service Edit: Clinical. Per-day limit based on clinical expectations; excess units are denied but may be appealed with documentation of medical necessity. See all MUE limits →

HYMPAVZI Clinical Information

Indications and drug classification.

Treated Diseases & Conditions

This list of indications is not exhaustive and may be subject to errors. The information on BuyandBill.com is intended for informational purposes only and should not be used for medical advice.

Hemophilia A (congenital factor VIII deficiency) Hemophilia B (congenital factor IX deficiency)

Frequently Asked Questions

Is there an available HYMPAVZI billing and coding guide?

Our team has not identified a manufacturer-published source of billing and coding information for HYMPAVZI.

Are there any available HYMPAVZI patient assistance programs?

HYMPAVZI patient assistance information can be found through Pfizer Inc.. Visit Here →

Where can I find HYMPAVZI prescribing information?

HYMPAVZI prescribing information can be found at the link below. Visit Here →

Where can I find HYMPAVZI side effect information?

Side effect information for HYMPAVZI can be found through MedlinePlus. Visit Here →

Does billing HYMPAVZI require JZ/JW wastage modifiers?

CMS does not include HYMPAVZI (J7172) on its list of HCPCS pertaining to single-dose containers. Per CMS guidelines, the JZ/JW wastage modifiers may not apply when billing J7172. For more information, visit the link below.

About BuyandBill.com:

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