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question 12 what modifier must always be applied to medicare claims for…

Question

question 12

what modifier must always be applied to medicare claims for tests performed in a site with a clia waived certificate?

26
91
90
qw

Explanation:

Identify the regulatory requirement for CLIA-waived tests

Medicare requires providers performing laboratory tests in a facility with a Clinical Laboratory Improvement Amendments (CLIA) Certificate of Waiver to append a specific modifier to the billing code to identify that the test was performed under waived status.

Evaluate the given modifier options

  • 26: Professional Component
  • 91: Repeat Clinical Diagnostic Laboratory Test
  • 90: Reference (Outside) Laboratory
  • QW: CLIA Waived Test

Answer:

  • 26
  • 91
  • 90
  • QW (Correct answer)