HCPCS drug code · CMS crosswalk
Inlexzo J-Code / HCPCS Code
In short
Inlexzo is billed under HCPCS J9183 — Gemcitabine intravesical system, 225 mg. One billing unit is 225 mg. CMS's crosswalk lists 1 Inlexzo NDC under this code.
Reference
- J9183
- Gemcitabine intravesical system, 225 mgBilling unit: 225 mg
- Labelers
- Janssen Biotech, Inc.
Medicare Part B payment limit
CMS ASP filePayment limit per unit$73,054.053
Per225 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
Inlexzo units and claim line
Enter the dose given to get the J9183 units and the NDC line for the CMS-1500 and the 837P.
Enter the dose given to build the claim line.
Inlexzo 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 |
|---|---|---|---|---|
| 57894-0225-01 | J9183 | Janssen Biotech, Inc. | 1 | 1 |
Inlexzo: common questions
- What is the J-code for Inlexzo?
- Inlexzo is billed under HCPCS J9183 — Gemcitabine intravesical system, 225 mg. One billing unit is 225 mg. CMS's crosswalk lists 1 Inlexzo NDC under this code.
- How many J9183 billing units are in a package of Inlexzo?
- CMS lists 1 billing units per package, depending on the NDC, where one unit is 225 mg. Units to report are based on the dose given, not the package.
- Is J9183 a CPT code?
- No. J9183 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.