Tools Series: External Infusion Pump Drug Calculator

The External Infusion Pump (EIP) Drug Calculator is used to assist suppliers in determining the correct units of service (UOS) to bill for EIP drugs. Once the tool is open, select a drug and enter the requested elements. For example:

  • Drug: Acyclovir (HCPCS will also display)
    • Vial Strength: 200
    • Vial Size: 5 (ml)
    • Number of ml dispensed to patient: 10
    • Hit Calculate
  • Billable units of service displays: 80

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Last Updated Nov 15 , 2022