Rheonix: Roy Proujansky, Irving Nachamkin

Rheonix has named Roy Proujansky and Irving Nachamkin to its board of directors.

Proujansky has served for more than 30 years in physician, hospital, and health system leadership positions. At Nemours Children's Hospital, his roles included chief executive for the physician practice, chief operating officer for the Nemours Children's Health System, and chief executive for the DuPont Hospital for Children and Delaware Valley Operations. He is currently a professor of pediatrics at the Sidney Kimmel College of Medicine at Thomas Jefferson University.

Nachamkin is professor emeritus of pathology and laboratory medicine and the immediate past director of the division of laboratory medicine and associate director of the clinical microbiology laboratory at the Perelman School of Medicine and Hospital of the University of Pennsylvania. He is an expert in clinical microbiology with a focus on laboratory diagnostics, molecular diagnostics in infectious diseases, and laboratory management, and is a fellow of the American Academy of Microbiology, Infectious Diseases Society of America, and College of Physicians of Philadelphia.