Hoag Memorial Hospital Presbyterian in Newport Beach has welcomed three new physicians to its staff.

Antonio Castaneda, M.D., a fellowship-trained and widely published gynecologic oncologist, has joined Hoag Gynecologic Oncology, while Hoag has welcomed Tse-Ling Fong, M.D., FACP, FAASLD, as director of the Hoag Liver Program and Caroline Hwang, M.D. as director of the Margolis Family Inflammatory Bowel Disease Program.