HCPCS drug code · CMS crosswalk
Benlysta J-Code / HCPCS Code
In short
Benlysta is billed under HCPCS J0490 — Injection, belimumab, 10 mg. One billing unit is 10 mg. CMS's crosswalk lists 2 Benlysta NDCs under this code.
Reference
- J0490
- Injection, belimumab, 10 mgBilling unit: 10 mg
- Labelers
- GlaxoSmithKline LLC
Medicare Part B payment limit
CMS ASP filePayment limit per unit$58.333
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
Benlysta units and claim line
Enter the dose given to get the J0490 units and the NDC line for the CMS-1500 and the 837P.
Enter the dose given to build the claim line.
Benlysta 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 |
|---|---|---|---|---|
| 49401-0101-01 | J0490 | GlaxoSmithKline LLC | 5 | 12 |
| 49401-0102-01 | J0490 | GlaxoSmithKline LLC | 20 | 40 |
Benlysta: common questions
- What is the J-code for Benlysta?
- Benlysta is billed under HCPCS J0490 — Injection, belimumab, 10 mg. One billing unit is 10 mg. CMS's crosswalk lists 2 Benlysta NDCs under this code.
- How many J0490 billing units are in a package of Benlysta?
- CMS lists 12 to 40 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 J0490 a CPT code?
- No. J0490 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.