See non-chemotherapy HCPCS changes at-a-glance. Whether your practice supplies Xgeva, Gamunex-C, or Zuplenz, HCPCS 2012 has important changes you can't afford to miss. Review the updates to the non-chemotherapy codes you're most likely to use, listed in the table below. Check the next issue of Oncology & Hematology Coding Alert for a detailed look at these code changes, which are effective Jan. 1, 2012.