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William McGann, MD

Program Director, San Francisco Orthopaedic Residency Program | Alumni, San Francisco Orthopaedic Residency Program (Class of 1983) | Program Director, San Francisco Orthopaedic Residency Program | Program Partner, San Francisco Orthopaedic Surgeons Medical Group, Inc.

Dr. William McGann, San Francisco Orthopaedic Residency Program Director, specializes in the treatment of degenerative joint disease of the hip and knee. He is board certified by the American Board of Orthopaedic Surgeons and is a fellowship trained adult reconstructive surgeon. 

He started his orthopaedic career in 1979 as a resident at San Francisco Orthopaedic Residency Program and returned to the San Francisco Orthopaedic Surgeons in 1984 after fellowship at Harvard. He is a senior partner in the group and is the Chief of Orthopedics at St. Mary's Medical Center. He has recently opened the Total Joint Center at St. Mary's - a specialized, multidisciplinary center for patients undergoing joint replacement surgery. 

Dr. McGann has had great success with soft-tissue preserving joint replacement surgery. He has developed a surgical technique that greatly reduces dislocation rates in patients undergoing total hip replacement. He has experience with a variety of prosthetic implant materials and has been involved with the design of six different hip implants. 

In addition to his private practice, Dr. McGann is also involved in resident education; he has received several awards for teaching. He became Chairman and Program Director for the San Francisco Orthopaedic Residency Program in 2005. Since that time he has made the program one of the best in the nation. As a leader of the orthopaedic community, he has also dedicated himself to educating other orthopaedic surgeons on surgical techniques and soft tissue management. 


Dr. McGann was awarded a degree in medicine from the New York Medical College in Valhalla, New York. He then trained in general surgery for two years at the University of California Irvine Medical Center. He came back to the Bay Area in 1979 to complete his orthopaedic training at the San Francisco Orthopaedic Residency Program. He completed fellowship in Adult Hip Reconstruction at Massachusetts General Hospital at Harvard under Dr. William Harris, the father of total hip replacement surgery. 

Special Interests 

Dr. McGann's special interests include total hip and knee replacement and revision as well as partial knee replacement surgery.