He has indicated that his clinical interests include knee problems, arthroscopic surgery, and replacement arthroplasty (joint replacement). He is an in-network provider for Medicare insurance. Before completing his residency at a hospital affiliated with the University of Michigan, Dr. Hallstrom attended medical school at Boston University School of Medicine. He is professionally affiliated with St. Joseph Mercy Ann Arbor, VA Ann Arbor Healthcare System (VAAAHS), and the University of Michigan (U-M) Health System.