Granger Medical Clinic. December 18, 2015 ·. The Granger Medical patient portal will be down from Friday, Dec. 18, at 8:30 p.m. until Saturday, Dec. 19, at 7 a.m. for some routine maintenance and updates. If you have any questions or issues after that, feel free to call our patient portal hotline Mon-Fri, 8 a.m. to 5 p.m. at 801.965.3531..