HCPCS drug code · CMS crosswalk
Ambisome J-Code / HCPCS Code
In short
Ambisome is billed under HCPCS J0289 — Injection, amphotericin b liposome, 10 mg. One billing unit is 10 mg. CMS's crosswalk lists 1 Ambisome NDC under this code.
Reference
- J0289
- Injection, amphotericin b liposome, 10 mgBilling unit: 10 mg
- Labelers
- Astellas Pharma US, Inc.
Medicare Part B payment limit
CMS ASP filePayment limit per unit$17.851
Per10 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
Ambisome units and claim line
Enter the dose given to get the J0289 units and the NDC line for the CMS-1500 and the 837P.
Enter the dose given to build the claim line.
Ambisome 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 |
|---|---|---|---|---|
| 00469-3051-30 | J0289 | Astellas Pharma US, Inc. | 1 | 5 |
Ambisome: common questions
- What is the J-code for Ambisome?
- Ambisome is billed under HCPCS J0289 — Injection, amphotericin b liposome, 10 mg. One billing unit is 10 mg. CMS's crosswalk lists 1 Ambisome NDC under this code.
- How many J0289 billing units are in a package of Ambisome?
- CMS lists 5 billing units per package, depending on the NDC, where one unit is 10 mg. Units to report are based on the dose given, not the package.
- Is J0289 a CPT code?
- No. J0289 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.