Laboratories (lab) - Medi-Cal

Jan 29, 2020 · For lab records, rectype=’L’, if the CPT modifier is external lab (cptmod=’90’) then drvcount=1. For rad records, rectype=’R’, if the CPT code is in Appendix B (or reference table /mdr/ref/ancillary.bilat.fmt) and count > 1, or the 2nd CPT modifier (mod) indicates a bilateral code (variable mod in 50, 51, or 99) then divide the ... ................
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