Modifiers: Approved List (modif app) - Medi-Cal

ZL Not applicable. This is an interim (local) modifier. This modifier is used to certify that initial comprehensive antepartum office visit occurred within 16 weeks of the last menstrual period (LMP) (up to and including pregnancies of 16 weeks and 0/7ths days gestation only). Used with HCPCS code Z1032 only. ................
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