Laboratory Question for the Week of March 29, 2021

Laboratory Compliance Question of the Week


Can we use the TC modifier with 88291?


The Medicare physician fee schedule identifies code 88291 as a professional component-only code. The code represents the physician’s work portion of the cytogenetic study with the technical component of the diagnostic test being associated with codes 88230–88289. Use of the TC modifier is not appropriate with 88291.

88291 Cytogenetics and molecular cytogenetics, interpretation and report

This question was answered in our Coding Essentials for Laboratories. For more hot topics relating to laboratory services, please visit our store or call us at 1.800.252.1578, ext. 2.

Disclaimer: Every reasonable effort was made to ensure the accuracy of this information at the time it was published. However, due to the nature of industry changes over time we cannot guarantee its validity after the year it was published.