Ambulatory Surgery Center in Stuart, Florida Seeking Locum CRNAs. Schedule and Shifts 5 days per week /40 hours per week - MondayFriday, 7:00a3:00p (plus lunch break) - No weekends - Minimum shifts per month: 20 Cases include General, Ortho, Plastics, ENT, GI, GYN, Eyes, Peds - 23 MDs on site - 810 CRNAs daily.