HCPCS drug code · CMS crosswalk
Zerbaxa J-Code / HCPCS Code
In short
Zerbaxa is billed under HCPCS J0695 — Injection, ceftolozane 50 mg and tazobactam 25 mg. One billing unit is 75mg (50mg cft/25mg taz). CMS's crosswalk lists 1 Zerbaxa NDC under this code.
Reference
- J0695
- Injection, ceftolozane 50 mg and tazobactam 25 mgBilling unit: 75mg (50mg cft/25mg taz)
- Labelers
- Merck Sharp & Dohme LLC
Medicare Part B payment limit
CMS ASP fileEffective October 1, 2026 through December 31, 2026. Payment allowance limits subject to the ASP methodology are based on 2Q26 ASP data. CMS note: Inflation-adjusted coinsurance. A payment limit is not a coverage decision; the Medicare contractor decides coverage. CMS ASP pricing files
Zerbaxa units and claim line
Enter the dose given to get the J0695 units and the NDC line for the CMS-1500 and the 837P.
Enter the dose given to build the claim line.
Zerbaxa 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 |
|---|---|---|---|---|
| 67919-0030-01 | J0695 | Merck Sharp & Dohme LLC | 10 × 1 | 200 |
Zerbaxa: common questions
- What is the J-code for Zerbaxa?
- Zerbaxa is billed under HCPCS J0695 — Injection, ceftolozane 50 mg and tazobactam 25 mg. One billing unit is 75mg (50mg cft/25mg taz). CMS's crosswalk lists 1 Zerbaxa NDC under this code.
- How many J0695 billing units are in a package of Zerbaxa?
- CMS lists 200 billing units per package, depending on the NDC, where one unit is 75mg (50mg cft/25mg taz). Units to report are based on the dose given, not the package.
- Is J0695 a CPT code?
- No. J0695 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.