He has indicated that his clinical interests include hip replacement, knee replacement, and knee arthroscopy. He is affiliated with UPMC St. Margaret and UPMC Passavant. Dr. Liefeld graduated from the University of Pittsburgh School of Medicine. Dr. Liefeld trained at the University of Pittsburgh Medical Center (UPMC) for his residency. The average patient rating for Dr. Liefeld is 2.0 stars out of 5. He is an in-network provider for United Healthcare Platinum, United Healthcare Compass, and United Healthcare Navigate, as well as other insurance carriers.