Dr. Hansen (or staff) is conversant in Mandarin and Spanish. His areas of expertise include hip replacement, knee replacement, and knee osteoarthritis. Dr. Hansen's professional affiliations include the University of California San Francisco (UCSF) Medical Center and San Francisco VA Medical Center (SFVAMC). Dr. Hansen attended the University of California, San Francisco (UCSF), School of Medicine and subsequently trained at a hospital affiliated with the University of California, San Francisco (UCSF) for residency. His average rating from his patients is 5.0 stars out of 5. Anthem, Blue Cross/Blue Shield, and Blue Shield are among the insurance carriers that Dr. Hansen takes.