Having been reading WP for Sir Humphrey Appleby GCB KBE MVO yesterday, I learned about the patron saint (for those who believe comparative advantage applies even to the divine) of mental disorders:
https://en.wikipedia.org/wiki/Dymphna
Psychiatrists who have been trained (are there some who haven't?) would be the people to call for psychiatry, but for blessings we'd prefer to go to the source.