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Josefina (Josie) Nava is a highly experienced Infection Control Practitioner and Infection Preventionist at Methodist Healthcare System since May 2008, specializing in preventing the spread of infectious diseases through evidence-based practices. Prior to this role, Josefina served as a Registered Respiratory Therapist at CHRISTUS Health from May 1996 to January 2008, focusing on delivering high-quality respiratory care in Level 4 NICU and PICU settings while developing medical protocols. Josefina's career began with service as a soldier in the U.S. Army from July 1985 to July 1988. Educational credentials include a Master of Science in Registered Nursing from The University of Texas at Arlington (2013-2014) and a Master of Science in Nursing Administration from The University of Texas at Arlington (2012-2013).