Hemophilia Clotting

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What is the correct way to code hemophilia clotting factors?


Transmittal 1234 (April 17) states that CMS has terminated HCPCS code J7188 effective December 31, 2006 and new HCPCS code J7187 took effect for claims dated January 1, 2007, and after. Although system changes won't be implemented until October 2007, CMS instructs providers to use code J7187 (injection, vonWillebrand factor complex, human, ristocetin cofactor, per IU VWF:RCO) rather than terminated code J7188 (vonWillebrand factor complex, human, per IU). The transmittal, which can be found at 
  includes the procedures that will be followed between the effective date and implementation date.