AVONEX J Code: J1826

Self-Administered Drug Exclusion 5 Medicare Administrative Contractors list J1826 as usually self-administered and exclude it from Part B coverage in their jurisdictions. Check the article for your MAC before billing: CGS, First Coast, Novitas, Wellpoint Federal, WPS · All SAD lists →

Drug & Product Overview

HCPCS Descriptor Injection, interferon beta-1a, 30 mcg

HCPCS Added Date January 1, 2011

Manufacturer Multiple Manufacturers

Route of Administration Intramuscular, Subcutaneous

Generic Status Multi-Source; Generic

Dosage Type Single-Dose

Dosage Form Injection, Solution | Kit

About AVONEX

Avonex is a medication aligned to the HCPCS J Code: J1826 for billing, pricing, and reimbursement purposes in the United States. Classified under Neurology, it is administered via the intramuscular or subcutaneous routes and manufactured by multiple companies.

Manufacturers, reach out to us to add more information.

NDC Code Information

5 NDC packages are crosswalked to J1826. Package detail is available to logged-in subscribers.

NDC Code	Drug	Manufacturer	Billing Units / Pkg	Package Size
•••••-••••-•• Log in to view	AVONEX
	AVONEX
	AVONEX
	AVONEX

Login to view 5 NDC packages View pricing, complete NDC-to-HCPCS alignments, and package details.

AVONEX Pricing & Reimbursement

J1826 Private Payer Reimbursement

$2,178.68 / HCPCS unit as of Jan 2026

National median reimbursement across major commercial payers.

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AVONEX CPT Administration Codes

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

JW / JZ modifiers apply

CMS has identified Avonex (J1826) as a HCPCS code with single-dose containers. Therefore, the JW/JZ wastage modifiers could be required for billing purposes. Wastage billing guide →

AVONEX Medically Unlikely Edits (MUE)

The most billing units of J1826 Medicare will pay for one patient in one day, as published by CMS. 1 unit = 30 mcg.

Practitioner Office & Hospital Outpatient

1 unit / day

= 30 mcg 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 →

AVONEX 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.

relapsing forms of multiple sclerosis

Drug Class

Interferon beta [EPC]Interferon-beta [CS]

Frequently Asked Questions

Is there an available Avonex billing and coding guide?

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

Are there any available Avonex patient assistance programs?

AVONEX patient assistance information can be found through Multiple Manufacturers. Visit Here →

Where can I find Avonex prescribing information?

AVONEX prescribing information can be found at the link below: Visit Here →

Where can I find Avonex side effect information?

Information regarding AVONEX's side effects can be found at MedlinePlus Visit Here →

Does billing AVONEX require JZ/JW wastage modifiers?

CMS has identified AVONEX(J1826) as a HCPCS code with single-dose containers. Therefore, the JW/JZ wastage modifiers could be required for billing purposes. See CMS guidelines on use of the JZ and JW wastage modifiers below.

About BuyandBill.com:

The BuyandBill.com team is dedicated to delivering high-quality coding and billing information for office-administered drugs. We continuously research HCPCS-coded medications to expand our resources and ensure data accuracy. Manufacturers: click here to sponsor your medication, and we will ensure the most accurate and detailed information is displayed.