HCPCS drug code · CMS crosswalk
Halaven J-Code / HCPCS Code
In short
Halaven is billed under HCPCS J9179 — Injection, eribulin mesylate, 0.1 mg. One billing unit is 0.1 mg. CMS's crosswalk lists 1 Halaven NDC under this code.
Reference
- J9179
- Injection, eribulin mesylate, 0.1 mgBilling unit: 0.1 mg
- Labelers
- Eisai Inc.
Medicare Part B payment limit
CMS ASP filePayment limit per unit$63.972
Per0.1 mg
Coinsurance20%
Effective October 1, 2026 through December 31, 2026. Payment allowance limits subject to the ASP methodology are based on 2Q26 ASP data. A payment limit is not a coverage decision; the Medicare contractor decides coverage. CMS ASP pricing files
Halaven units and claim line
Enter the dose given to get the J9179 units and the NDC line for the CMS-1500 and the 837P.
Enter the dose given to build the claim line.
Halaven NDCs and billing units
From CMS’s ASP NDC–HCPCS crosswalk, effective October 1, 2026 through December 31, 2026. Billing units per package are CMS’s figures for the code’s unit.
| NDC (11-digit) | HCPCS | Labeler | Package | Billing units per package |
|---|---|---|---|---|
| 62856-0389-01 | J9179 | Eisai Inc. | 2 | 10 |
Halaven: common questions
- What is the J-code for Halaven?
- Halaven is billed under HCPCS J9179 — Injection, eribulin mesylate, 0.1 mg. One billing unit is 0.1 mg. CMS's crosswalk lists 1 Halaven NDC under this code.
- How many J9179 billing units are in a package of Halaven?
- CMS lists 10 billing units per package, depending on the NDC, where one unit is 0.1 mg. Units to report are based on the dose given, not the package.
- Is J9179 a CPT code?
- No. J9179 is a HCPCS Level II code from CMS for the drug itself. Giving it, for example by injection or infusion, is usually reported with a separate CPT administration code.