You Asked, NGS Listened – Introducing the Modifier Lookup Tool

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National Government Services (NGS) values the feedback of our providers and uses it to improve your experience continuously. NGS is excited to announce the launch of the Modifier Lookup Tool, designed to give you fast and reliable information on most Medicare procedure code modifiers.

How It Works

Simply enter the required fields:

  • Modifier
  • Procedure Code
  • Type of Service
  • Date of Service

Then click Search.

What You’ll See

For valid procedure code/modifier combinations, the tool displays:

  • Short Description – an abbreviated description of the modifier.
  • Statistical Modifier Indicator
    • S = Statistical
    • P = Pricing
  • Effective Start and End Dates (if applicable)
  • Units – including any reduction percentage for the code/modifier combination
  • Payer Information – determines pricing/action taken:
    • N = No pricing action
    • P = Multiply by percentage
    • U = Add units to RVUs
    • S = Substitute RVU
    • D = Added dollars
    • M = Multiply RVU
    • C = Substitute RVU conditionally
  • Second Modifier Indicator
    • I = Invalid in second modifier position
    • V = Valid in second modifier position