William L. Oppenheim, MD

Dr. Erik N. Zeegen is a board-certified orthopaedic surgeon who specializes in joint replacement surgery and has extensive experience in anterior hip replacement surgery, less invasive knee replacement surgery, robotic-assisted knee replacement surgery, and complex revision surgery of hip and knee replacements that have failed. Dr. Zeegen is the Chief of Joint Replacement Surgery at UCLA. A native of Southern California, Dr. Zeegen attended the University of California at Berkeley and at Los Angeles as an undergraduate. Dr. Zeegen earned his Doctor of Medicine from UCLA in 1996. He also completed his general surgery internship and orthopaedic surgery residency at UCLA. Dr. Zeegen moved to Boston in 2001 and completed a fellowship in Orthopaedic Surgical Oncology at Massachusetts General Hospital and Boston Children's Hospital. He then completed a fellowship in Adult Reconstructive Surgery at Boston's New England Baptist Hospital from 2002-2003 before returning to Los Angeles in late 2003. From 2003 – 2005, Dr. Zeegen was an Assistant Professor of Orthopaedic Surgery at UCLA, and then was the Associate Medical Director of the Valley Hip & Knee Institute in Tarzana, CA until recently being named Chief of Joint Replacement Surgery at UCLA. Dr. Zeegen is a member of the American Association of Hip and Knee Surgeons, the American Academy of Orthopaedic Surgeons, the California Orthopaedic Association and the American Medical Association. He has authored many academic papers and textbook chapters and has presented lectures at national and international meetings on the topic of hip and knee replacement surgery and is a reviewer for several peers reviewed journals. Dr. Zeegen is also an Assistant Clinical Professor of Orthopaedic Surgery in the Department of Orthopaedic Surgery, UCLA School of Medicine. Dr. Zeegen performs knee and hip joint replacement surgery at Santa Monica UCLA Medical Center and Orthopaedic Hospital. He is available to see patients at UCLA offices in Santa Monica and Encino.

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