; Calculated Amount field PAYMENT - CO-PAY - DEDUCTIBLE
; Already have bill ^BARBL(DUZ(2),D0,0) where D0 = Bill Number
; ^BARBL(DUZ(2),"AC",D0,DATE.TIME)="" points to-> $P(^BARTR(DUZ(2),DATE.TIME,0),"^")
; I $P(^BARTR(DUZ(2),DATE.TIME,0),"^")=40 - PAYMENT