Mark Saddler, MDMercy Nephrology1311 N Mildred Road, Cortez, CO 970-764-3825Elizabeth Helms, MDMercy Nephrology1311 N Mildred Road, Cortez, CO 970-764-3825Mercy Nephrology doctors are scheduled for the 2nd and 4th Wednesday, 1st and 3rd Thursday of the month.