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Nader Nassif, M.D., Elected Division Chief of Joint Replacement

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Hoag Orthopedic Institute (HOI), one of the largest providers of orthopedic care in the nation, announced the election of orthopedic surgeon Nader Nassif, M.D., as its Division Chief of Joint Replacement. Dr. Nassif will work to identify necessary program elements and resource requirements for developing, implementing, and maintaining the hospital’s joint replacement program. HOI performs more joint replacements than any other facility in California.

“With overwhelming support from all of his peers, Hoag Orthopedic Institute would like to congratulate Dr. Nassif on his appointment as our Division Chief of Joint Replacement,” said Steven L. Barnett, M.D., Chief Medical Officer of HOI. “We are confident that Dr. Nassif will continue to uphold HOI’s standards as a national leader in orthopedic care.”

Dr. Nassif aims to improve public education and community outreach related to joint replacements, as well as create and proactively maintain open communication with other physicians to bring awareness to the program. Other responsibilities include creating and maintaining ongoing positive communications with, and dissemination of, information to members of the joint replacement program team and outside vendors related ongoing activities.

“I look forward to working with Hoag Orthopedic Institute to attain the next generation of innovation in joint replacement,” said Dr. Nassif. “It’s an honor to lead this program among so many tireless, compassionate and dedicated orthopedic surgeons.”

Dr. Nassif earned his medical degree from Harvard Medical School where he graduated with honors. Dr. Nassif then went on to complete his residency training at Washington University in Saint Louis, Mo. Following residency, he continued his training at the Hospital for Special Surgery in New York City, where he focused on hip and knee replacement surgery and adult joint reconstruction. Finally, Dr. Nassif received additional training at Memorial Sloan Kettering Cancer Center in advanced joint reconstructive surgery, limb salvage surgery and the care of benign and malignant tumors of the soft tissue and bone.

Dr. Nassif has been active in research and the advancement of joint replacement and reconstruction surgery. He has authored multiple scientific articles and book chapters as well as presented at many regional, national, and international meetings. Dr. Nassif also serves as the fellowship director for the joint replacement program at Hoag Orthopedic Institute.

HOI is the highest volume provider of joint replacements in California, has received consistent recognition from various publications and health care organizations for its patient-focused services since opening in 2010, including topping the U.S. News Best Hospitals List in 2020-2021, 2019-2020; 2018-2019; 2017-2018; 2013-2014 and 2012-2013. For more information on the various accolades the hospital has received, visit