Luis Ostrosky-Zeichner, MD is Professor of Medicine and Epidemiology and Vice Chair for Healthcare Quality for the Department of Medicine; he is also the director of the Laboratory of Mycology Research at the Division of Infectious Diseases and serves as the associate program director for the Infectious Diseases fellowship and as Medical Director for Epidemiology for Memorial Hermann Texas Medical Center. Dr. Ostrosky-Zeichner obtained his medical degree from Universidad Nacional Autonoma de Mexico. He completed his internal medicine residency at Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran, and his infectious diseases fellowship at the UTHealth McGovern Medical School and MD Anderson Cancer Center combined fellowship program. He has advanced training and experience in medical mycology, hospital epidemiology, transplant infectious diseases and healthcare quality.

Dr. Ostrosky-Zeichner is a fellow of the American College of Physicians, the Infectious Diseases Society of America, and the Society of Healthcare Epidemiology of America. He is an editor for Journal of Antimicrobial Chemotherapy and an editorial board member of Antimicrobial Agents and Chemotherapy and Critical Care Medicine. He has served as a consultant to the FDA and CDC. Dr Ostrosky-Zeichner is a board member of the Mycoses Study Group and the Immunocompromised Host Society, and previously served on and chaired the IDSA Guidelines Committee.

Dr. Ostrosky-Zeichner has published over 130 peer-reviewed articles and actively pursues translational and clinical research in medical mycology, transplant infectious diseases, hospital epidemiology, antimicrobial stewardship, and healthcare quality. His areas of interest include antifungal susceptibility testing, fungal diagnostics, PK/PD of antifungals, in vivo models of human mycoses, immunology, clinical hospital epidemiology, infection control, antimicrobial stewardship, transplant infectious diseases, and healthcare quality.


Medical Degree
Facultad de Medicina, Universidad Nacional Autonoma de México, México
Instituto Nacional de la Nutrición Salvador Zubirán/ Universidad Nacional Autonoma de Mexico, Mexico
University of Texas- Houston Medical School
M.D. Anderson Cancer Center, Houston, Texas

Board Certifications

  • Mexican Board of Internal Medicine