Dr. Collaco is a board certified Allergist and Immunologist who is a member of the Texas Asthma, Allergy & Immunology Society,  the Greater Houston Asthma, Allergy & Immunology Society, and the South Texas Independent Allergists. Dr. Collaco obtained his PhD and MD degree’s from the University of Texas Medical Branch in Galveston. He completed his Residency in Internal Medicine at the University of Texas Health Science Center in Houston after which he served on Staff at MD Anderson Cancer Center in the Department of General Internal Medicine. He then returned to Galveston where he completed his Allergy and Immunology Fellowship training specializing in Adult and Pediatric Asthma, Allergy and Immunology.