Measure logic that uses the concurrent operator with either the "Measurement Start Date" or "Measurement End Date" is parsed incorrectly. For example, logic that reads

ends concurrent with "Measurement Start Date"

is incorrectly parsed as

ends concurrent with "Measurement Period"

Two measures that exhibit this issue are CMS56v3 Functional Status Assessment for Hip Replacement and CMS66v3 Functional Status Assessment for Knee Replacement.