J9355
HCPCSInj trastuzumab excl biosimi
Official HCPCS Level II long descriptor
Injection, trastuzumab, excludes biosimilar, 10 mg
HCPCS Level II code J9355 is maintained by CMS and is active in the current quarterly release.
Short descriptor
Inj trastuzumab excl biosimi
Added to HCPCS: 2000-01-01
Nearby codes in J9
- J9347Inj, tremelimumab-actl, 1 mg
- J9348Inj. naxitamab-gqgk, 1 mg
- J9349Inj., tafasitamab-cxix
- J9350Inj mosunetuzumab-axgb, 1 mg
- J9351Topotecan injection
- J9352Injection trabectedin 0.1mg
- J9353Inj. margetuximab-cmkb, 5 mg
- J9354Inj, ado-trastuzumab emt 1mg
- J9356Inj. herceptin hylecta, 10mg
- J9357Valrubicin injection
- J9358Inj fam-trastu deru-nxki 1mg
- J9359Inj lon tesirin-lpyl 0.075mg
- J9360Vinblastine sulfate inj
- J9361Inj, efbemalenograstim alfa-
- J9370Vincristine sulfate 1 mg inj
- J9376Inj pozelimab-bbfg, 1 mg
Where this code sits
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HCPCS Level II July 2026 quarterly update. Centers for Medicare & Medicaid Services (CMS), “July 2026 Alpha-Numeric HCPCS File” (HCPC2026_JUL_ANWEB_06172026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.