Laboratory Question for the Week of January 2, 2023

Question:

Can we code MMA as an amino acid when reporting cytogenetic studies?

Answer:

Methylmalonic acid (MMA) is commonly miscoded as an amino acid on many chargemasters. It is actually an organic acid and should be coded as 83921.

This question was answered in an edition of our Laboratory Compliance Manager. For more hot topics relating to laboratory services, please visit our store or call us at 1.800.252.1578, ext. 2.

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