Home › Drug Codes › A Codes › A9520 · Lymphoseek
Updated October 1st, 2026

Lymphoseek A Code: A9520

Technetium tc-99m tilmanocept, diagnostic, up to 0.5 millicuries

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Medicare Payment Limit ?
Not published
CMS publishes none for Q4 2026
APC Payment Limit ?
Not published
CMS publishes none for Q4 2026
ASP ?
No current ASP
Not available for Q4 2026
WAC · AWP ?
$•••.••
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NDCs Crosswalked ?
2
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Drug & Product Overview

HCPCS Descriptor Technetium tc-99m tilmanocept, diagnostic, up to 0.5 millicuries
HCPCS Added Date January 1, 2014
Manufacturer Cardinal Health
Generic Status Single-Source; Branded
Dosage Form Kit

About Lymphoseek

Lymphoseek is a medication aligned to the HCPCS A Code: A9520 for billing, pricing, and reimbursement purposes in the United States. It is an Imaging/Radiopharmaceutical drug manufactured by Cardinal Health.

Manufacturers, reach out to us to add more information.

NDC Code Information

2 NDC packages are crosswalked to A9520. Package detail is available to logged-in subscribers.

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Lymphoseek Medically Unlikely Edits (MUE)

The most billing units of A9520 Medicare will pay for one patient in one day, as published by CMS. 1 unit = 0.5 millicuries.

Practitioner Office & Hospital Outpatient
1 unit / day
= 0.5 millicuries 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 →

millicuries Enter a dose to see how many billing units it is and whether it is under the limit.
Not on the CMS JW / JZ list

CMS does not include Lymphoseek (A9520) on its list of HCPCS pertaining to single-dose containers. Per CMS guidelines, the JZ/JW wastage modifiers may not apply when billing A9520. Wastage billing guide →

Lymphoseek 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.

Clinically node negative breast cancer Clinically node negative melanoma Clinically node negative squamous cell carcinoma of the oral cavity Lymphatic mapping to locate lymph nodes draining a primary tumor site in solid tumors

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Frequently Asked Questions

Is there an available Lymphoseek billing and coding guide?
Our team has not identified a manufacturer-published source of billing and coding information for Lymphoseek.
Are there any available Lymphoseek patient assistance programs?
Our team has not identified a manufacturer-published source of patient assistance information for Lymphoseek.
Where can I find Lymphoseek prescribing information?
Lymphoseek prescribing information can be found at the link below. Please reach out to us if you believe this information to be inaccurate or out of date. Visit Here →
Where can I find Lymphoseek side effect information?
Our team has not yet identified a source of side effects information for Lymphoseek. Please check back in a few weeks.
Does billing Lymphoseek require JZ/JW wastage modifiers?
CMS does not include Lymphoseek (A9520) on its list of HCPCS pertaining to single-dose containers. Per CMS guidelines, the JZ/JW wastage modifiers may not apply when billing A9520. For more information, visit the link 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.