Dr. Cristian graduated from the Icahn School of Medicine at Mount Sinai and completed a residency in Physical Medicine and Rehabilitation at the Icahn School of Medicine at Mount Sinai and its affiliates where he also served as Chief Resident. He also holds a Master’s degree in Health Care Management from Harvard University School of Public Health. He has served as Chief of Rehabilitation Medicine and Pain Medicine at the James J. Peters Veterans Affairs Medical Center in NY, Service Chief, Department of Rehabilitation Medicine Memorial Sloan Kettering Cancer Center, Vice-Chairman and Residency Program Director at Kingsbrook Jewish Medical Center, Chairman of the Department of Rehabilitation Medicine at Northwell Glen Cove Hospital and now as Chief, Cancer Rehabilitation Miami Cancer Institute.
He has held academic appointments at several medical schools in the New York City including Icahn School of Medicine at Mount Sinai, Weill Cornell Medical College and Hofstra School of Medicine and is Professor of Rehabilitation Medicine at the Herbert Wertheim College of Medicine at Florida International University. He has published and/or edited several professional books as well as books for the lay public on various aspects of rehabilitation medicine, including cancer rehabilitation.