HCPCS drug code · CMS crosswalk
Vafseo J-Code / HCPCS Code
In short
Vafseo is billed under HCPCS J0901 — Vadadustat, oral, 1 mg (for esrd on dialysis). One billing unit is 1 mg. CMS's crosswalk lists 3 Vafseo NDCs under this code.
Reference
- J0901
- Vadadustat, oral, 1 mg (for esrd on dialysis)Billing unit: 1 mg
- Labelers
- Akebia Therapeutics Inc; Akebia Therapuetics Inc
Medicare Part B payment limit
CMS ASP filePayment limit per unit$0.125
Per1 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
Vafseo units and claim line
Enter the dose given to get the J0901 units and the NDC line for the CMS-1500 and the 837P.
Enter the dose given to build the claim line.
Vafseo 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 |
|---|---|---|---|---|
| 59922-0641-60 | J0901 | Akebia Therapeutics Inc | 60 | 9000 |
| 59922-0642-60 | J0901 | Akebia Therapeutics Inc | 60 | 18000 |
| 59922-0643-60 | J0901 | Akebia Therapuetics Inc | 60 | 27000 |
Vafseo: common questions
- What is the J-code for Vafseo?
- Vafseo is billed under HCPCS J0901 — Vadadustat, oral, 1 mg (for esrd on dialysis). One billing unit is 1 mg. CMS's crosswalk lists 3 Vafseo NDCs under this code.
- How many J0901 billing units are in a package of Vafseo?
- CMS lists 9,000 to 27,000 billing units per package, depending on the NDC, where one unit is 1 mg. Units to report are based on the dose given, not the package.
- Is J0901 a CPT code?
- No. J0901 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.