In short

Tobramycin Sulfate is billed under HCPCS J3260 — Injection, tobramycin sulfate, up to 80 mg. One billing unit is 80 mg. CMS's crosswalk lists 18 Tobramycin Sulfate NDCs under this code.

J3260 code details

Reference

J3260
Injection, tobramycin sulfate, up to 80 mgBilling unit: 80 mg
Labelers
Baxter Healthcare Corporation; Eugia US LLC; Fosun Pharma USA Inc.; FreseniUS Kabi USA, LLC; Mylan Institutional LLC; Northstar RxLLC; Pfizer Inc; Slate Run Pharmaceuticalsand 2 more

Medicare Part B payment limit

CMS ASP file
Payment limit per unit$2.345
Per80 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

Tobramycin Sulfate units and claim line

Enter the dose given to get the J3260 units and the NDC line for the CMS-1500 and the 837P.

Enter the dose given to build the claim line.

Tobramycin Sulfate 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.

Tobramycin Sulfate NDCs in the CMS ASP crosswalk
NDC (11-digit)HCPCSLabelerPackageBilling units per package
00409-3578-01J3260Pfizer Inc25 × 225
36000-0242-01J3260Baxter Healthcare Corporation115
36000-0244-25J3260Baxter Healthcare Corporation25 × 225
39822-0412-01J3260XGen Pharmaceuticals DJB, Inc.115
39822-0412-06J3260XGen Pharmaceuticals DJB, Inc.6 × 190
55150-0470-06J3260Eugia US LLC6 × 190
63323-0303-51J3260FreseniUS Kabi USA, LLC6 × 190
63323-0303-55J3260FreseniUS Kabi USA, LLC6 × 190
63323-0305-02J3260FreseniUS Kabi USA, LLC25 × 27
63323-0306-02J3260FreseniUS Kabi USA, LLC25 × 225
63323-0306-30J3260FreseniUS Kabi USA, LLC10 × 30150
67457-0428-30J3260Mylan Institutional LLC10 × 30150
67457-0473-22J3260Mylan Institutional LLC25 × 225
70436-0110-56J3260Slate Run Pharmaceuticals6 × 190
70436-0110-80J3260Slate Run Pharmaceuticals115
70700-0173-86J3260Xiromed, LLC6 × 190
72266-0163-06J3260Fosun Pharma USA Inc.6 × 190
72603-0160-06J3260Northstar RxLLC6 × 190

Tobramycin Sulfate: common questions

What is the J-code for Tobramycin Sulfate?
Tobramycin Sulfate is billed under HCPCS J3260 — Injection, tobramycin sulfate, up to 80 mg. One billing unit is 80 mg. CMS's crosswalk lists 18 Tobramycin Sulfate NDCs under this code.
How many J3260 billing units are in a package of Tobramycin Sulfate?
CMS lists 7 to 150 billing units per package, depending on the NDC, where one unit is 80 mg. Units to report are based on the dose given, not the package.
Is J3260 a CPT code?
No. J3260 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.

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