Andrew Callahan Page 2

Andrew Callahan, MD, directs the clinical microbiology laboratory at an academic medical center and leads an inpatient infectious disease consultation service. He writes about diagnostic microbiology and infectious diseases. Double-boarded in medical microbiology and infectious diseases, Callahan oversees bench investigations into unusual bacterial pathogens and antimicrobial resistance patterns to help hospital physicians guide patient therapy. He completed an undergraduate degree in biochemistry before earning his medical degree.