Sutter Health has announced again the cancellation of vaccine appointments and said yesterday the agency may need to reschedule as many as 90 thousand-second dose appointments if the state does not boost the unpredictable supply of the vaccine. Many hundreds of over 65-year-old members were informed in February the scheduled first shot had been cancelled and would be rescheduled then a second notice has been issued the first dose appointments are now in an indefinite status. Sutter says they have capacity to inject 25 thousand patients a day across the Sutter Health System