Now the health system is adjusting, taking into account what supply they’ve usually been receiving. “We know what we’ve been getting week to week so we can recalibrate a bit,” he said. Scheduling appointments based on incoming supply estimates Basing appointments on supply estimates is what Unity-Point Health Meriter and SSM Health have been doing. Neither have had to do any major rescheduling. Mo Kharbat, regional vice president of pharmacy services at SSM Health, said they estimate conservatively. “If we learn we will be getting more, we can on a very short notice, open more appointments very quickly,” Kharbat said. “We’d rather do it this way … and call our patients with this happy call.”