81229

  1. J

    Wiki 59 modifier

    I work for a genetic testing laboratory, we currently bill CPT 81229 (CMA) and 81243 (Fragile-X) together and we have always billed these with a 59 modifier on the 81243 with great success. Recently, we have had a couple of Regence payers deny the 81243 -59 as inappropriate coding combination...
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