Dr. Thomas Gratzer Board-Certified Psychiatrist Thomas Gratzer, MD, is a board-certified psychiatrist with more than 30 years of experience in general and forensic psychiatry in the Twin Cities of Minnesota. He has worked at various St. Paul and Minneapolis hospitals, including Psych Recovery, Regions Hospital, United Hospital, and Fairview University Medical Center. He typically has 100 patient visits per week, in addition to conducting several forensic evaluations each week.